1) The male declared to be TYLER in photos/videos within and near the University.. is AT NO TIME AT ALL, in any way shape or form.. carrying with him a rifle. At no time in the pics and videos --is he carrying a rifle. The "authorities" are lying, Telling you a fake narrative.
2) The figure on the roof DID NOT change clothes on the roof as has been asserted. Another lie.
3) Logic and physics suggest -- THE SHOT did not emanate from an elevated location on a rooftop. It came from within the crowd, and thus pushed the body armor upward upon impact.