Six people - including five children - have been killed in a shooting at an Oklahoma home
Police responded to a call that "multiple people" had been shot at the house in Muskogee, a town southeast of Tulsa.
Officers found one man and four children dead at the scene, and a fifth child died at a Tulsa hospital, police said.
A woman was also taken to the hospital with life-threatening injuries.
A man has been taken into custody.
Authorities have not released the name of the person arrested or any details about the people who died.