A man is in life-threatening condition after he was shot in the torso multiple times Monday night near 15th and Natoma streets, police said.

Police received a call shortly before 8 p.m. that a man had been shot, said officer Carlos Manfredi. The victim was taken to San Francisco General Hospital, where he is being treated. The motive for the shooting is not known at this time, Manfredi said.

Officer Gordon Shyy said that the victim was with friends when a suspect approached him. They exchanged words and the suspect shot the 19-year-old multiple times before fleeing the scene.

No description of the suspect is available at this time, police said. The gang task force is taking the lead on the investigation, Manfredi said.

We will update this story as we get more information.

Updated at 10 a.m. Dec. 11, 2012