click to enlarge Mike Koozmin/SF Examiner

The scene at 3rd and Gilman

SFPD confirm man with knife shot and killed by police in SF. Chief Suhr said they have witness video but could not confirm Instagram post — Michael Barba (@mdbarba) December 3, 2015

SFPD Suhr says man with knife killed by police matched suspect description of man who stabbed someone in the area around the same time — Michael Barba (@mdbarba) December 3, 2015

A video posted by HotRod (@daniggahot) on Dec 2, 2015 at 4:59pm PST

San Francisco Police officers shot and killed a man on 3rd Street in the Bayview around 5:00 p.m. today, the San Francisco Examiner reports Examiner reporter Michael Barba is on the scene.Witness video uploaded to Instagram appears to show the moments before the shooting. In the video, which appears to have been taken from inside a Muni train, a man appears to be walking slowly along the sidewalk, while five or more uniformed officers appear to point weapons at him.A woman's voice can be heard shouting, "Just drop it."What sounds like a single gunshot is fired, followed by an approximately five second pause, and then a barrage of ten or more gunshots can be heard.The video is embedded below, but please be warned that it is graphic and may be disturbing.This is a developing story.