'The whole bridge just collapsed': audio of Baltimore dispatch call released

Audio reveals dispatchers telling police to close the Francis Scott Key Bridge to all traffic because a ship has 'just lost their steering'. Responders can be heard asking if construction workers were on the bridge as police tried to halt traffic moments before the structure collapsed.

'The whole bridge just fell down,' a police officer is heard saying seconds later.

State officials said six construction workers who had been missing since the container ship Dali crashed into the bridge on Tuesday morning were now presumed dead