A man has died after being shot Wednesday afternoon in San Francisco’s Mission District, police said.

He was later identified as Jonathan Bello, 28, of San Francisco.

The ShotSpotter system was activated at 4:12 p.m. in the area of 22nd and Bartlett streets, police spokesman Officer Robert Rueca said. Officers responded and found a man suffering from gunshot wounds.

Rueca said the man was taken to a hospital in critical condition and later died. Police are investigating the death as a homicide.

Rueca said officers are still confirming the descriptions of suspects. The motive for the shooting is under investigation.