Remains of two construction workers are still missing and strategies to refloat the container ship that hit the bridge have proven more complex than initially thought.

Officials have widened their investigations in search for accountability.

Temporary channels are open for shipping, with reopening of the main channel slated for May. 

Demolition has begun on the bridge debris as the U.S. Coast Guard establishes temporary shipping channels to the Port of Baltimore.

Officials warn progress may be slow in clearing debris from the collapsed Francis Scott Key Bridge, as heavy-lift cranes arrive on the scene.

Officials of Mississippi River cities and towns say their bridges need to be assessed after the collapse of the Francis Scott Key Bridge. 

As bodies of two missing workers were recovered, Transportation Secretary Pete Buttigieg pledges a united effort to reopen the Port of Baltimore as soon as possible amid an NTSB full investigation.

The NTSB arrived on scene while President Biden vows to “move heaven and earth” to reopen port and rebuild bridge.