Florida shooting survivor calls out teacher as 'coward'

More than two weeks after the high-school shooting massacre in Parkland, Fla., anger and second-guessing continue to simmer there, with one student tweeting his teacher was a "coward" -- triggering an online war of words. Math teacher Jim Gard left "75% of his students out in the hallway to be slaughtered," junior Josh Gallagher claimed...