(CNN) -
Cobb County police say they are shooting at a gunman who is entrenched in Cobb County, Georgia.
Authorities have ordered people to take shelter.
They report that there are agents on the scene.
"Attacker entrenched / take cover," read Tuesday's tweet.
“Active shooting at 7201 Kingsley Dr. All Kingsley Dr residents between Castle Lane and Vineyard Court need to shelter in their homes.
The cops are on the scene.
Cobb County is a northern suburb of Atlanta County.
Information in development ...