Robert Sumwalt, CBS News Transportation and Safety Analyst and Former NTSB Chairman, joined Newsline with Brigitte Quinn to discuss the collapse of the Francis Scott Key Bridge in Baltimore.

PHOTO: In an aerial view, cargo ship Dali is seen after running into and collapsing the Francis Scott Key Bridge on March 26, 2024 in Baltimore, Maryland. Rescuers are searching for at least seven people, authorities say, while two others have been pulled from the Patapsco River. (Photo by Tasos Katopodis/Getty Images)

<p>Robert Sumwalt, CBS News Transportation and Safety Analyst and Former NTSB Chairman, joined Newsline with Brigitte Quinn to discuss the collapse of the Francis Scott Key Bridge in Baltimore.</p>
<p>PHOTO: In an aerial view, cargo ship Dali is seen after running into and collapsing the Francis Scott Key Bridge on March 26, 2024 in Baltimore, Maryland. Rescuers are searching for at least seven people, authorities say, while two others have been pulled from the Patapsco River. (Photo by Tasos Katopodis/Getty Images)</p>

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