oakland police. the sight has neighbors on edge such as annabella shield with her young daughter. >> i done think it's good for her to see those things, especially at her age. >> reporter: deputy chief israel explained how this fatal end began. >> this morning, around 8:15 :15 a.m., opd got a call of a man carrying knives. >> reporter: police chased him where oakland police joined the chase and tazered the man. they say that the tazing department work tazing didn't work and-- tazing didn't work and he continued going when he was tazed again. >> he was tazed yet again which was ineffective. he turned toward the officer who had the taser in his hand and charged at the officer. at the time, the other officers who were there to protect officer holding the taser shot him. he did not survive his wounds. >>> neighbors watched the scene unfold. >> police were out here. none of the police say anything. they were just gathered together. they followed him while he was walking backwards all the way through the street. and then all of a sudden, i hear a little pop and then right after that, i hear pop, pop, pop, pop. >> police say at least five officers opened fire, including both b.a.r.t. police and o