Authorities responded to reports of a structure fire burning in the 2700 block of West Florence Avenue around 12:41 AM.
Crews arriving on scene located a two-story commercial building with heavy fire showing from both floors.
Firefighters initiated an aggressive fire attack and extinguished the fire within 25 minutes.
Inside the building a marijuana grow operation was discovered.
It was unclear if the marijuana grow was related to the cause of the fire.
No injuries were immediately reported.
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