UPDATE: Woman's body found in rubble of Provo apartment fire

PROVO (ABC 4 News) - A woman's body was found in the rubble of an apartment fire in Provo on Tuesday.

Fire crews in Provo were battling an apartment fire at 750 South 650 West. The fire started just after 5:00 Tuesday morning. Crews say at least 12 families were displaced from their apartments at "The Boulders" complex. 

Officials first thought there were no serious injuries, saying only a Provo police officer was treated for smoke inhalation after rescuing people from the blaze. 

Later in the day, crews discovered the body of a 55-year-old woman who apparently died from being crushed by falling rubble.

Another person was take to the hospital after breaking a leg while jumping from the building.