Marvin Arguetta Acosta was found unconscious with a fatal stab wound on Sunday, May 3, 2009, at about 6:00 p.m. in the 800 block of Crittenden Street Northwest in Washington, D.C. The Metropolitan Police Department opened a homicide investigation after his discovery that evening.

The case remains unsolved and was listed among the city’s unsolved homicides for 2009. Authorities offered a reward of up to $25,000 for information leading to an arrest and conviction, and no public announcement of arrests or identified suspects has been made.

If anyone remembers activity in the 800 block of Crittenden Street Northwest on May 3, 2009, or has information about Marvin Arguetta Acosta’s death, please come forward.