What we know and don't know about Baltimore's Key Bridge collapse

https://www.npr.org/2024/03/27/ [login to see] /francis-scott-key-bridge-collapse-baltimore
About $80 billion worth of cargo goes through the Port of Baltimore each year, including about 850,000 cars and trucks. The port also provides 15,000 jobs, with about $3.3 billion in personal income, $2.6 billion in business revenue and $400 million in tax revenue, according to the state.