Man killed in attack outside Metro station in Seat Pleasant

Someone attacked two people — killing one of them — near a Metro station in Prince George’s County, Maryland, Thursday morning.

The victims were found near the entrance to the Addison Road Metro station near Seat Pleasant about 5:15 a.m., police said. A man died, and another victim is expected to survive their injuries.

A suspect was taken into custody, police said. The motive is unknown.

Investigators spent hours documenting the scene and collecting evidence, including what a pipe that appeared to be the potential murder weapon

The station was closed temporarily during the active investigation.

Metro Transit Police said in a statement that the suspect did not use the Metro system before the attack.