Happening and tried to stop it. They observed with a filipino male. Reporter they say the two men had been arguing over a sandwich. The man who was stabbed was taken to the hospital. The other did not survive. The stabbing was in progress, stabbing was in progress, yes. How do we avoid this shooting . Everything right now is under investigation. Its a very preliminary. Reporter nearby residents like sherri pit man were outraged by the shooting. So, we have a fight, going to get shot. I fight all the time. Reporter Surveillance Video from this muni bus was taken by police to shed light on the shooting. The incident happened on market near fifth street. Heart breaking, its frustrating, going on for 11 years. I never saw so much since ive been living here. Reporter this is the first officerinvolved shooting since chief Scott Devin Booker over the department. In march police were hailed for their efforts to subdue a woman during a standoff without the use of force. Loss of life is tragic.