Karl Catarata, right, shouts slogans as UNLV students prepare to march at their campus in Las Vegas on Wednesday, March 14, 2018 as part of a nationwide protest against gun violence. Bizuayehu Tes …

Karl Catarata, right, shouts slogans as UNLV students prepare to march on campus in Las Vegas on Wednesday, March 14, 2018 as part of a nationwide protest against gun violence. Bizuayehu Tesfaye/Las Vegas Review-Journal @bizutesfaye