Baltimore bridge collapse: What we know about six presumed dead

USA TODAY - For more and to sign up click here Lauren Sforza Six construction workers are presumed dead after a massive cargo ship slammed into Baltimore’s Francis Scott Key bridge early Tuesday morning, causing it to collapse. The container ship MV Dali struck one of the bridge’s main support columns around 1:30 a.m. Tuesday, prompting the entire main span and three adjacent spans to fall into the Patapsco…