Antonio Ruedas, left, and Katherine Thomas hold signs during a vigil for the shooting victims of the Route 91 country music festival on Monday, October 2, 2017, at the Student Union courtyard, at …

Antonio Ruedas, left, and Katherine Thomas hold signs during a vigil for the shooting victims of the Route 91 country music festival on Monday, October 2, 2017, at the Student Union courtyard, at UNLV, in Las Vegas. A gunman in a Mandalay Bay hotel room shot into a crowd of thousands at the outdoor country music concert late Sunday, killing at least 59 people and injuring more than 525. Benjamin Hager Las Vegas Review-Journal @benjaminhphoto