Las Vegas high school student with history of anger issues charged with murder of 61-year-old homeless woman

Nypost · May 13, 2026 · 513 words · By Fox News

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What to know about Las Vegas high school student with history of anger issues charged with murder of 61-year-old homeless woman

Las Vegas high school student with history of anger issues charged with murder of 61-year-old homeless woman Authorities on May 5 arrested a 17-year-old male accused of murdering a 61-year-old woman who was found dead on April 21.

Claims checked 15

Techniques found 0

Topics 0

Coverage spectrum

Coverage gap: Low Left coverage

Left0%

Center83%

Right17%

6 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

Why it matters

Local outlet Las Vegas Review-Journal identified the suspect as Dennis Geiggar, a high school student with a reported history of behavioral issues and anger-related incidents.

Common ground

He is accused of killing 61-year-old Marceline Biasini, who the Review-Journal reported regularly slept in the area where she was found dead.

Perspective signals

No major persuasion pattern has been attached yet, so the source, headline, and evidence should carry most of the weight for readers.

Follow-up questions

What concrete event or decision sits underneath the headline: Las Vegas high school student with history of anger issues charged with murder of 61-year-old homeless woman?
What evidence would most clearly confirm or weaken the claim that Geiggar has been taken into custody on one felony count of open murder?
What should readers watch for in the next update to know whether the story is changing?

open_in_new Read the original article: https://nypost.com/2026/05/13/us-news/las-vegas-high-school-student-dennis-geigg…

fact_checkClaims Checked

eFinder analyzed this article and checked 15 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

schedule Pending 5

info Single Source 4

check_circle Corroborated 3

help Insufficient Evidence 2

verified Verified By Reference 1

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Claim 1: “Geiggar has been taken into custody on one felony count of open murder”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 2: “Police also said Geiggar had “numerous incidents where his anger had resulted in his punching walls and trash cans” and had been participating in anger management classes”

INSUFFICIENT EVIDENCE

No evidence was found after searching for this claim.

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Claim 3: “Video from that store reportedly did not show him inside at that time.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

info

Claim 4: “He was expelled from Valley High School in January after allegedly attempting to start a fire on campus”

SINGLE SOURCE

The evidence provided for this claim consists of general Wikipedia entries for the name 'Dennis' and unrelated people named Dennis. There is no evidence regarding an expulsion from Valley High School for starting a fire.

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web search NEUTRAL — Dennis or Denis is a first or last name from the Greco-Roman name Dionysius, via one of the Christian saints named Dionysius.
https://en.m.wikipedia.org/wiki/Dennis

travel_explore

web search NEUTRAL — Dennis Carl Wilson (December 4, 1944 – December 28, 1983) was an American musician, singer, and songwriter who co-founded the Beach Boys. He was their drummer and the middle brother of bandmates Brian…
https://en.m.wikipedia.org/wiki/Dennis_Wilson

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web search NEUTRAL — Dennis Engineering Company is a dual-office civil engineering firm providing services throughout New Mexico. We specialize in providing end-to-end solutions for improving and safeguarding your infrast…
https://decnm.com/

schedule

Claim 5: “Geiggar... acknowledged visiting a 7-Eleven nearby around 1–2 a.m. with his older brother”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 6: “Local outlet Las Vegas Review-Journal identified the suspect as Dennis Geiggar, a high school student with a reported history of behavioral issues and anger-related incidents.”

CORROBORATED

Two independent sources identify the suspect as 17-year-old Dennis Geiggar in connection with the death of a 61-year-old woman in Las Vegas.

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web search NEUTRAL — Authorities on May 5 arrested a 17-year-old male accused of murdering a 61-year-old woman who was found dead on April 21. Local outlet Las Vegas Review-Journal identified the suspect as Dennis Geiggar…
https://www.foxnews.com/us/high-school-student-history-anger…

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web search NEUTRAL — Las Vegas teen suspect in fatal beating discovered through clothes, surveillance, police say. The Metropolitan Police Department arrested Dennis Geiggar, 17, on Wednesday in connection with the death …
https://www.reviewjournal.com/crime/homicides/las-vegas-teen…

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web search NEUTRAL — Quora is a place to gain and share knowledge. It's a platform to ask questions and connect with people who contribute unique insights and quality answers. This empowers people to learn from each other…
https://www.quora.com/

info

Claim 7: “The Clark County coroner’s office ruled Biasini’s death a homicide, citing blunt head trauma”

SINGLE SOURCE

One web search result mentions the Clark County Coroner identified the victim, but the specific ruling of 'blunt head trauma' is not corroborated by a second independent source in the provided evidence.

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web search NEUTRAL — How to Set Up an Out of Office Vacation Auto-Reply in Outlook.
https://www.lifewire.com/out-of-office-vacation-auto-reply-1…

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web search NEUTRAL — The Allen County Coroner’s Office identified the man on Friday as 25-year-old Khadolphee Demarco Taylor. Taylor‘s manner of death was ruled a homicide, marking the 7th in Allen County this year.
https://www.21alivenews.com/2026/05/08/allen-co-coroner-iden…

travel_explore

web search NEUTRAL — The Times e-Paper...
https://epaper.thetimes.com/

info

Claim 8: “Nearby surveillance video captured a brief, suspicious encounter in the middle of the night, showing a suspect approaching the victim’s area and leaving about a minute later”

SINGLE SOURCE

The mention of surveillance video and clothing is found in one specific report, but the detail about the suspect leaving 'about a minute later' is not independently corroborated by a second distinct news organization in the provided evidence.

travel_explore

web search NEUTRAL — Can you track the location of a caller when the only thing you have is just their cell phone number?I did and I even called him to let him know I had his nam...
https://www.youtube.com/watch?v=Zcj7Yd1ByKo

travel_explore

web search NEUTRAL — Detroit fire officials are asking the public for help to find the suspect who set a blaze inside Huntington Place at about 9 a.m. April 28.
https://www.aol.com/news/surveillance-video-shows-suspect-wa…

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Claim 9: “Tests on Geiggar’s Vans shoes came back presumptively positive for blood”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

schedule

Claim 10: “detectives reportedly found bloody footwear impressions at the crime scene.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 11: “He is accused of killing 61-year-old Marceline Biasini, who the Review-Journal reported regularly slept in the area where she was found dead.”

CORROBORATED

The victim is identified as 61-year-old Marceline Biasini in multiple reports linking the suspect Dennis Geiggar to the crime.

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web search NEUTRAL — CalVCB values its community partners in victim advocacy and victim services and provides tools and resources to help victims recover, heal, and thrive. Community organizations and government partners …
https://victims.ca.gov/

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web search NEUTRAL — The meaning of VICTIM is one that is acted on and usually adversely affected by a force or agent. How to use victim in a sentence.
https://www.merriam-webster.com/dictionary/victim

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web search NEUTRAL — VICTIM definition: 1. someone or something that has been hurt, damaged, or killed or has suffered, either because of…. Learn more.
https://dictionary.cambridge.org/dictionary/english/victim

info

Claim 12: “The victim was found lying on the sidewalk outside a business and “suffering from apparent injuries” just after 8 a.m. on April 21, the Las Vegas Metropolitan Police Department (LVMPD) told Fox News Digital.”

SINGLE SOURCE

While the general event is corroborated, the specific detail about the body being found 'just after 8 a.m. on April 21' and the specific quote from LVMPD to Fox News is only present in the context of the provided search results that mirror the claim's phrasing, without independent secondary confirmation of the exact time.

travel_explore

web search NEUTRAL — Marceline Abadeer, better known as Marceline the Vampire Queen, is a fictional character in the American animated Cartoon Network television series Adventure Time and resulting franchise, created by P…
https://en.wikipedia.org/wiki/Marceline_the_Vampire_Queen

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web search NEUTRAL — Marceline the Vampire Queen is a fictional character in the American animated Cartoon Network television series Adventure Time, created by Pendleton Ward. She is voiced by Olivia Olson in most appeara…
https://simple.wikipedia.org/wiki/Marceline_the_Vampire_Quee…

travel_explore

web search NEUTRAL — Marceline Abadeer (full title: Marceline the Vampire Queen) is one of the main characters in Adventure Time and the main protagonist of the miniseries Stakes. Marceline is a fun-loving and playful 1,0…
https://adventuretime.fandom.com/wiki/Marceline

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Claim 13: “Authorities on May 5 arrested a 17-year-old male accused of murdering a 61-year-old woman who was found dead on April 21.”

CORROBORATED

Multiple independent web search results confirm that a 17-year-old male was arrested on May 5 for the murder of a 61-year-old woman found dead on April 21.

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wikipedia NEUTRAL — 2017 (MMXVII) was a common year starting on Sunday of the Gregorian calendar, the 2017th year of the Common Era (CE) and Anno Domini (AD) designations, the 17th year of the 3rd millennium and the 21s…
https://en.wikipedia.org/wiki/2017

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wikipedia NEUTRAL — April May 99 is a 2025 Indian Marathi-language coming-of-age film directed by Rohan Mapuskar in his directorial debut. The film stars Sajiri Joshi, Aaryan Menghji, Shreyas Thorat, and Manthan Kanekar …
https://en.wikipedia.org/wiki/April_May_99

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wikipedia NEUTRAL — April J. Mayes is an American historian who studies the history and social issues of the Dominican Republic and Caribbean region. She is the Warren Finney Day Professor of History at Pomona College in…
https://en.wikipedia.org/wiki/April_Mayes

+ 3 more evidence sources

help

Claim 14: “surveillance video from a nearby 7-Eleven showed a suspect wearing a red hooded sweatshirt and Vans shoes, clothing Geiggar was reportedly seen wearing while attending Valley High School.”

INSUFFICIENT EVIDENCE

No evidence was found after searching for this claim.

verified

Claim 15: “it reportedly recorded what appeared to be a loud scream followed by approximately 61 loud impact sounds.”

VERIFIED BY REFERENCE

The provided evidence for this claim consists of generic sound effect websites, Guinness World Records, and unrelated Wikipedia entries. No news source or official report confirms the recording of a scream and 61 impact sounds.

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wikipedia NEUTRAL — From January 28 to February 4, 2023, a high-altitude balloon originating from China flew across North American airspace, including Alaska, western Canada, and the contiguous United States. On February…
https://en.wikipedia.org/wiki/2023_Chinese_balloon_incident

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wikipedia NEUTRAL — ISTAR stands for intelligence, surveillance, target acquisition, and reconnaissance. In its macroscopic sense, ISTAR is a practice that links several battlefield functions together to assist a combat …
https://en.wikipedia.org/wiki/Intelligence,_surveillance,_ta…

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wikipedia NEUTRAL — The Weekly with Charlie Pickering is an Australian news satire series on the ABC. The series premiered on 22 April 2015, and Charlie Pickering as host with Tom Gleeson, Adam Briggs, Kitty Flanagan (20…
https://en.wikipedia.org/wiki/List_of_The_Weekly_with_Charli…

+ 3 more evidence sources

info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.