Five bridges in the Philadelphia area should be evaluated for collapse risk a year after a ship struck the Francis Scott Key Bridge in Baltimore, causing it to fall into Maryland's Patapsco River, according to the NTSB.

Almost a year after the Francis Scott Key Bridge in Baltimore collapsed as a container ship slammed into it, the National Transportation Safety Board is urging the owners of 68 major bridges in 19 states to assess their vulnerability to such a disaster — including five in the Philadelphia region.