Baltimore bridge collapses after being hit by ship

A major bridge in the city of Baltimore, Maryland collapsed when a container ship rammed into it overnight. The crew on board reportedly lost control of the ship before it collided with the Francis Scott Key Bridge. Search and rescue efforts are now underway for the people missing after their cars plunged into the water during the collapse. FOX 4's Hanna Battah has the latest on what's being called a "mass casualty event."