By Andrew Gould Las Vegas police are investigating allegations of a fan hitting Kyler Murray at the end of Sunday’s game at Allegiant Stadium. According to an Associated Press report, Officer Larry Hadfield said a battery complaint was made that “a spectator at the stadium struck a professional football player.” He did not name Murray as the person who filed the report. Murry led the Arizona Cardinals to an improbable come-from-behind win over the Las Vegas Raiders. After Byron Murphy scored the game-winning touchdown in overtime, Murray was celebrating with Cardinals fans in the front row whe…