3-alarm fire at North County apartment building may have been caused by cigarette, firefighters say

ST. LOUIS, Mo. (First Alert 4) - The Bomb and Arson Squad was requested after a fire broke out at an apartment complex in unincorporated north St. Louis County Monday.

Firefighters tell First Alert 4 that the fire broke out around 7:00 p.m. in the 12200 block of Culpepper Drive. Around 70 firefighters were called to the scene.

There were no known injuries. Firefighters say the fire may have been caused by a cigarette is believed to be accidental.