The Metropolitan Police Department’s Youth Investigations Division is currently investigating an allegation made by a 14-year-old D.C. girl, who claims that a masked stranger sexually assaulted her at gunpoint inside a vehicle near the Walter Reed Medical Center campus on December 28. The crime allegedly occurred on the 6600 block of 13th Street NW. Police say that the suspect is a short, slim, black male in his 20s who was wearing a tan jacket, black pants and gloves and a mask — if you saw anyone matching that description, police are requesting you call 1-888-919-CRIM(E).