minneapolis police s.w.a.t. team went looking for when they shot and killed a black man in his own home who had committed no crime. the answer hits close to home for the family of amir locke one week after his death. but they say it shouldn t take the focus off their loss, one they call the result of a dangerous technique that they say must be banned. cnn s omar jimenez is in minneapolis with the new revelations and a warning. you ll see police body cam video in this story that is disturbing. reporter: they were looking in the right apartment, but they found the wrong person when amir locke was shot and killed by police. they were looking for his cousin, 17-year-old makai speed, who was charged tuesday in the murder of a man named otis elder in nearby st. paul about a month earlier, court documents show. they also show investigators tracked the allegedly stolen car