MSNBC Live with Alex Witt 03/23/13

Study: Climate change will spawn more ‘Katrina events’

A new study suggests we could see up to 7-times as many hurricanes with equal size and intensity to hurricane Katrina as the climate warms. National Journal’s Coral Davenport joins MSNBC’s Alex Witt to discuss the report. ... more Duration: {{video.duration.momentjs}}