What caused Alaska floatplane crash? Investigations ongoing

Two days after two floatplanes carrying cruise passengers collided mid-air in Alaska, the cause of the crash is still unclear. Officials have still not said what happened, but the U.S. National Transportation Safety Board and Federal Aviation Administration are both investigating. The wreckage of one of the planes, a de Havilland Otter DHC-3, was pulled from the water at the crash site Wednesday morning.Watch as the plane is hoisted out of the inletDivers were in the water to secure the wreck, w