our officers. they struggled with him. they tried to tase him a couple times, that was ineffective. eventually the struggle occurred where the struggle became over one of the officer s weapons. reporter: the shooting sparking outrage on skid row. police haven t released the suspect s name but witnesses say he was homeless. he didn t bother nobody. he didn t have no weapon they just shot him. i think it was extreme. there was no reason to do that. the guy wasn t no threat to them. reporter: dennis horn took one of the videos. did he reach for the officer s weapon? you didn t see that. my footage doesn t show that, my eyes didn t see that. reporter: around the country confrontations have been increasingly scrutinized in the wake of ferguson. in this case there are still many unanswered questions. it is unfair but it is a catch twenty two, they re doing