The National Transportation Safety Board will give an update on the investigation into the collapse of the Francis Scott Key Bridge on Thursday as we near the one-year mark.

Federal investigators say the Maryland Transportation Authority failed to complete a recommended vulnerability assessment that would have shown the Francis Scott Key Bridge was at significant risk of collapse from a ship strike long before its demise last year.

Francis Scott Key Bridge that was pinning the container ship Dali in place was detached from the ship using a controlled detonation of explosives in the Patapsco