did you see with your own yeas him reaching for the officer's gun? were you able to see that? >> no. with my eyes i didn't see him reaching for the officer's gun. i didn't see that. >> reporter: but police say that is indeed the information they have been given from the three officers. and i'll have you know, it was three officers who ended up shooting and firing, ending up killing the support there that you see on the sidewalk. his lifeless body lying there. the whole time anthony blackburn was rolling video. but before the videotape started rolling, he said the man was tased by police once before, tried to get into his tent, got into the tent and police pulled the tent up over him and then tased him again. so police themselves said they didn't use the taser several times and it was ineffect chul. you do see him jumping up and looking like he's swinging at police, trying to fight with the police. they get him on the ground and