Police spokeswoman Tracey Breedan says officers got a call early Thursday from a person who spotted a man on the ground, bleeding near 59th Avenue and Colter Street.
The man, identified as 40-year-old Malcom Crittendon of Phoenix, was taken to a local hospital where he was pronounced dead.
Breedan says no witnesses have come forward and detectives have no leads or suspects. She says they're still trying to piece together what may have happened.
No weapons were located in the area where Malcom was found.