ADELPHI — Police in Prince George's County say a standoff with an armed man inside an apartment building has ended peacefully.
The barricade situation began Monday night at a building in Adelphi. Police negotiated with the man for about 8 hours before taking him from the building in an ambulance shortly before 6 a.m. Tuesday. Police say he was alone in the apartment.
Police say they had been assisting U.S. marshals in serving a warrant when the standoff began.