Article continues below advertisementCharlie Kirk's suspected assassin, Tyler Robinson, crossed paths with a police officer just hours after he killed the conservative political activist on September 10.After Robinson fatally shot Kirk in the neck while he was speaking at a Turning Point USA event at Utah Valley University, he dumped his rifle in the woods and ran off campus. However, Beau Mason, commissioner of the Utah Department of Public Safety, confirmed he returned later that night to try and retrieve his gun.