Travelers describe chaotic scene after shooting by 'extremist' Army vet

A man identified as a mentally disturbed Army veteran with voices in his head urging him to join ISIS opened fire inside the Fort Lauderdale, Fla., airport Friday, killing five and injuring eight others in a scene of total chaos. "At first, we thought it was firecrackers," witness Mark Lea, 53, told MSNBC of the...