BATON ROUGE - An apartment building on Denham Street burned down Monday afternoon and fire officials have not determined how the blaze started. 

According to the Baton Rogue Fire Department, firefighters showed up at the apartments around 12:40 p.m. to find the occupant of the home standing outside, watching the flames. 

Firefighters said the fire started in a garage below the apartments and flames spread upward. 

No injuries were reported.