Three people stabbed on U Street NW

Three people walked into Howard University hospital early Saturday morning with stab wounds, D.C. police said. The three told officials they were in an argument with another man, who stabbed all three of them with an unknown object around 2 a.m on the 1100 block of U Street Northwest.

Man trapped under warehouse roof

Prince George’s County fire and rescue workers continued Saturday to search for a man trapped under a 40-foot mountain of debris from a warehouse roof that collapsed Thursday night in Landover. Spokesman Mark Brady said they have no indication that the man is alive. Contractors are removing the debris, and search and rescue dogs are sniffing for signs of the man. About 25 employees were inside the building when the roof collapsed; only one is missing.