SAN FRANCISCO (CBS SF/BCN) — A shooting Sunday afternoon in San Francisco’s Mission District left a 36-year-old man suffering from life-threatening injuries, police said.

The shooting was reported at 2:42 p.m. Sunday in the 1200 block of Treat Avenue.

READ MORE: UPDATE: High-Speed Stolen RV Pursuit Ends In Horrific San Ramon Crash

According to police, a suspect approached the victim from behind and shot him, then fled on foot. No arrest has been made in the case and investigators have not released any information about the suspected shooter.

READ MORE: Group Forms To Help Former California Prison Inmates' Return to Society

The victim was taken to a hospital and an update on his condition was not immediately available. Anyone with information about the shooting is asked to call the Police Department’s tip line at (415) 575-4444 or to send a tip by text message to TIP411 with “SFPD” at the start of the message.

MORE NEWS: 'Survivor 41' Episode 6: The Merge Part 1 

© Copyright 2021 CBS Broadcasting Inc. and Bay City News Service. All Rights Reserved. This material may not be published, broadcast, rewritten or redistributed.