Baltimore bridge collapse: 6 people still missing mayday call helped save lives

A cargo ship crashed into Baltimore's Francis Scott Key Bridge early Tuesday morning, causing a near-total collapse of the span and halting vessel traffic into and out of the Port of Baltimore. A search-and-rescue effort is underway, with divers and emergency personnel desperately combing the Patapsco River for people believed to have fallen from the collapsing bridge into the frigid water below, officials said. Two workers were rescued while six remain unaccounted for. READ MORE: