Vehicle intentionally slams into New Orleans crowd

A driver in a pickup truck who officials said was ?hell-bent on carnage? sped through a crowd of pedestrians in New Orleans? bustling French Quarter district, killing 10 and injuring 30 in an act being investigated as a New Year?s Day terrorist attack. Dr. Roy Taylor, a security consultant, joins LiveNOW from FOX's Josh Breslow to discuss the news as it unfolds.