Philadelphia (WPHL)- The search is on for the person responsible for shooting and killing a man in North Philadelphia early Monday morning.

The shooting happened on the 3800 block of N. 9th Street around 1:30 am.

According to police, a 36-year-old man was shot once in the head by an unknown suspect. He was pronounced dead at the scene by medics at 1:33 am.

No arrests were made, and no weapons were recovered.