reporter benjamin mueller is us with the latest.one of the first reports police made about the incident made no reference to actually anybody's hands being on his neck or his arms anything being a on his neck or his arms anything being around his neck yet you quote the autopsy as saying on external examination of the neck there are no visible injuries on the inside were tell stale signs of choking. why this discrepancy? >> you're right. this is an internal police document prepared soon after his death and soon after the pivotal video came out that is showed the choke hold. it came out from supervisors on the scene and showed no contact with eric garner's neck. she saw a choke hold and told us that she told the police department officials who interviewed her that day that she saw a choke hold too. the statement attributed to her is different than the one she said she gave them. >> so if it wasn't for that video there was a chance that version of the truth could be the record. she's also behind the second video that shows how the emer