A Chicago firefighter was transported to the hospital with “minor back issue” while fighting a massive blaze on the south side, according to a Chicago Fire Dept tweet.
Officials say around 50 fire companies and 170 crew members are currently battling the blaze in the 3700 block of S. Ashland.
The building on fire is vacant warehouse.
The fire has been burning since around 9 p.m.
Check back for updates.

