LAS VEGAS, NV - OCTOBER 2: A condolence message is displayed on signage from the Mandalay Bay Resort and Casino, October 2, 2017 in Las Vegas, Nevada. Late Monday night, a lone gunman killed at least 59 people and injured 527 people after he opened fire on a large crowd at the Route 91 Harvest Festival, a three-day country music festival. The massacre is one of the deadliest mass shooting events in U.S. history. (Photo by Drew Angerer/Getty Images)
Luke Combs, Jake Owen and Maren Morris talk about the tragedy in Las Vegas.