DETROIT – A 33-year-old man was detained Tuesday for acting hysterically, and police said a woman was found dead in his hotel room.
Officers were called to MGM Grand by employees around 8 a.m. Tuesday because a man was "acting hysterical."
UPDATE: Man charged in fatal assault of girlfriend found dead in MGM Grand Detroit hotel room
The man was detained, and staff members let police into his hotel room, officials said.
A woman in her 30s was found unresponsive in the room, police said. She had been assaulted and was pronounced dead at the scene.
"It appears to be a tragic domestic situation unfolding as we speak," Assistant Detroit Police Chief James White said. "The good news is the (perpetrator) is in custody."
Officials believe the two knew each other, but the woman has not been identified.
"The investigation is being handled by the authorities and we are fully cooperating," MGM Grand said in a statement.
The woman's body was taken to the Wayne County morgue for an autopsy.