Firefighter injured in early morning U Street blaze

A firefighter was injured early Wednesday morning battling a blaze on U Street in northwest D.C.

The fire was reported around 12:30 a.m. on the second floor of a building in the 1000 block.

The injured firefighter was treated by EMS crews on the scene.

The cause of the fire is still under investigation.

DC Fire and EMS / @dcfireems