Las Vegas police announced that they have opened an investigation into reports that a fan slapped Cardinals quarterback Kyler Murray after the Cardinals and Raiders game on Sunday. Kyler was celebrating in the end zone with some fans after the Cardinals dramatic victory. Video shows Kyler being struck by a fan, Kyler seems to react and tries to point out the fan who struck him. Kyler was okay, and the incident is being investigated. See the video below of the reported incident.