Close Jason Aldean on stage when deadly Las Vegas shooting began October 2017: Video captured the moment gunfire erupted during the deadliest mass shooting in U.S. history. It happened at a country music festival in Las Vegas as Jason Aldean was on the stage. WXIA 7:25 AM. MST October 03, 2017 TRENDING VIDEOS Social media reacts to Las Vegas concert shooting Inside the chaos: Police release Las Vegas body cam footage DPS looking for homicide suspect near Show Low Arizona woman celebrating son's birthday witnessed Vegas shooting 11 new features in IOS 11 Arizona officer's wife on life support after Las Vegas mass shooting On The Mark: Gun violence in the wake of Las Vegas O.J. Simpson out of prison and talking Off-duty DPS officers injured in Las Vegas concert shooting Arizona officer's wife on life support after Las Vegas mass shooting More Stories Moon Valley HS football player dies after collapsing… Oct 22, 2017, 5:49 p.m. Body found during search for 3-year-old Sherin Mathews Oct 22, 2017, 12:28 p.m. Carson Palmer needs surgery on broken arm, season… Oct 22, 2017, 1:52 p.m.