Navy divers use sonar images to cut through murky water during Francis Scott Key Bridge salvage efforts
BALTIMORE — The first images of the Francis Scott Key Bridge’s mangled position at the bottom of the Patapsco River were taken using sonar technology. The underwater images, released Wednesday, came from the Navy’s Coda Octopus, a sonar 3D imaging device that captures what conventional cameras can’t in murky water. The Navy has joined the scores of local, state and federal agencies racing to ...