Caught on camera: Longest bridge of Baltimore collapses after being struck by cargo ship

A major bridge in Baltimore, US collapsed after being struck by a cargo ship. 

The incident on the Francis Scott Key Bridge was confirmed by the Maryland Transportation Authority. 

The collision was also confirmed by the US Coast Guard but did not give further details. 

Baltimore Police said it had been notified of a "partial bridge collapse" and workers possibly in the water, according to reports. 

Footage on social media showed the bridge collapsing after being struck by the ship.

The collision took place at around 1:30 am local time, according to reports. 

The vehicle then caught fire and then sank into the river while the traffic rerouted. 

The bridge is said to be the longest in Baltimore and the world’s third-longest continuous truss bridge.