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Las Vegas shooting: More than 50 killed and 200 hurt at concert


More than 50 people were killed in the worst mass shooting in modern American history when a "lone wolf" gunman opened fire into an outdoor country music festival from the 32nd floor of Las Vegas' Mandalay Bay Resort and Casino on Sunday night. Alleged gunman Stephen Paddock, 64, from Mesquite, Nevada, was shot and killed by police. NBC’s Steve Patterson reports for TODAY from Las Vegas.