As Baltimore bridge cleanup begins, fear of environmental contamination looms

Responders have currently found no immediate threat', but 14 of at least 56 containers carrying contaminants were destroyed

As authorities clean up the wreckage left behind by Tuesday's deadly collapse of Baltimore's Francis Scott Key Bridge, they are also looking for signs of potential environmental contamination.

Responders have currently found no immediate threat to the environment". But for environmental experts, concerns still loom.