Officials said a nurse went to the mens’ room to check on them when one of the residents, Robert Hill, blocked the door and wouldn’t let her into the room.
Once the nurse got inside the room, she saw Hill “standing over the victim,” the Miami Herald reported.
Never miss a story — sign up for the Front Page Detectives newsletter. Be on the scene the moment news breaks.
The victim, who was unresponsive and had pillow stuffing in his mouth, was identified as John Sullivan, officials said.
According to court documents, Hill told the nurse multiple times, “He tried to kill me first. He has been trying to kill me for five, ten years."
Become a Front Page Detective
Sign up to receive breaking
Front Page Detectives
news and exclusive investigations.