A Warren auto body shop is heavily damaged after an early morning fire. 

Crews were called out around 4 a.m. for the fire, which happened at 1739 Niles Road SE. 

According to a tweet from the Warren firefighters union, IAFF Local 204, there were two turn crews called out to fight the fire. 

In a photo tweeted out by the union, heavy flames can be seen shooting through the roof and windows of the building. 

At this point, it's not clear what may have caused the fire.