GAITHERSBERG, Md. - An off-duty member of the Montgomery County Police Department shot and killed his son as the latter stabbed his mother.
Police said the incident took place around 8 p.m. Wednesday at the officer's home in the 7400 block of Lake Katrine Terrace in Gaithersburg.
An initial investigation discovered that Sgt. James Stirkens, 58, his wife, Denise, 53, and their son, Christopher, 25, were at home. At some point, the officer heard an altercation between the son and mother.
Police said Stirkens came to the aid of his wife, who had been stabbed by the son. At some point, the officer shot his son with a handgun. The officer then called 911.
The son was pronounced deceased on the scene. The mother was transported to a local hospital where she was pronounced deceased, police said.
Sgt. Stirkens is a 27-year veteran of the Montgomery County Police Department. He is assigned as a patrol sergeant in the Silver Spring District. He has been placed on routine administrative leave.
The investigation is continuing and no charges have been filed, police said.