Man Charged in Fatal Shooting of 13-Year-Old in Langley Park

Police responding at about 1:50 a.m. on November 3 to the 8100 block of 15th Avenue found two teenage girls with gunshot wounds. Any Davalos, 13, of Silver Spring, died at the scene. The other girl was taken to a hospital with critical injuries and remained hospitalized.

Investigators said the suspect and both girls knew one another, and that an argument preceded the shooting. Police identified the suspect as Marcos Melendez-Umanzor, 20, of Hyattsville. He was arrested late that night by county police working with a U.S. Marshals fugitive task force and is being held at the county Department of Corrections.

Melendez-Umanzor faces first- and second-degree murder charges, first- and second-degree attempted murder charges and related offenses. Davalos had been reported missing to Montgomery County police before the shooting. Police have not identified the surviving girl publicly.

The shooting occurred during a violent stretch in Prince George’s County. Later on November 3, police found 24-year-old Chrystopher Hagans shot at an apartment on Belle Haven Drive; he died at the scene. At least seven people had been killed in the county over fewer than seven days, with three deaths on October 29. People with details about the Langley Park incident may call homicide detectives at 301-516-2512 and cite case number 26-0058632.