Thursday morning, police were investigating an apparent murder-suicide in Clinton, Md. Wednesday night.
Police said a couple, who they believe were married, were in a home in the 7700 block of Pinewood Drive when they got into an argument.
Neighbors said they heard the disturbance at about 10:30 p.m. last night, reported News4's Megan McGrath. Then they heard a series of shots. One neighbor reported hearing two shots, then a pause, then another shot.
Police have not yet released the identities of the couple.
Stay with News4 and NBCWashington for more on this developing story.