evidence which he said influenced the decision not to file charges. >> on close examination, especially the most critical piece of evidence, a very recent enhancement of the surveillance video by an expert laboratory often relied upon by the fbi, it is now indisputable that tamir was drawing his gun from his waist as police slid toward him and officer lowman exited the car. >> it is now indisputable because this has been up for dispute since the beginning. >> yeah. here is your quick guide. that's not true. it's not indisputable. there's the video. you can enhance it all you want. it is at best murky. you can make the argument when it's murky, tie goes to the officer and this was a gun that did look realistic. you could make that argument. i think the prosecutor there, you know me when there's both