Chicago fire: Firefighters battle blaze at commercial building in Auburn Gresham

CHICAGO (WLS) -- A fire broke out at a vacant commercial building on Chicago's South Side Thursday afternoon.

Chopper7 was over the scene around 5 p.m. near W. 79th Place and S. Hoyne Ave. in the Auburn Gresham neighborhood.

WATCH | Chopper7 over Auburn Gresham building fire

Chopper7 was over a massive building fire in the Auburn Gresham neighborhood Thursday evening.

No injuries have been reported. The fire caused the roof to cave in as firefighters continued to battle the flames.

So far, there's no word on the cause of the fire.

This is a breaking news story. Check back for updates.