Multiple web search results report that Alexei Ramírez tested positive for four anabolic steroids at the World Baseball Classic in March, and that he set a record as the oldest player. The evidence is consistent across multiple sources.

Multiple web search results confirm the specific details of the positive test, including the age (44), the nationality (Cuban), and the specific metabolites (mesterolone, metandienone, oxandrolone, and stanozolol) reported by the International Testing Agency (ITA).

Multiple web search results and Wikipedia entries confirm that Alexei Ramírez played in Major League Baseball for the Chicago White Sox, San Diego Padres, and Tampa Bay Rays, and that he played for approximately nine years.

Multiple web search results confirm that in 2008, Alexei Ramírez was the runner-up in the American League rookie of the year vote, and that Evan Longoria of the Rays won the award.

Multiple web search results confirm that Roger Clemens set the record for the oldest player at the WBC while representing the United States, and that he was 43 years old in 2006.

Multiple web search results confirm that Alexei Ramírez was on the silver medal-winning team at the 2006 WBC (two years after 2004) and that Roger Clemens set the record then. The claim that he returned 20 years later is supported by the context of the evidence, though the exact '20 years later' phrasing is slightly generalized, the overall narrative of him breaking the record is corroborated.

Multiple web search results confirm that the International Testing Agency (ITA) notified Alexei Ramírez of the result from a sample taken during the tournament.