GLENDALE, Colo. (CBS4) – A Denver firefighter fell through a roof of an apartment building while fighting a fire. It happened at the Cherry Creek Abbey Apartments on South Dahlia Street in Glendale.

(credit: CBS)

Residents rushed out as flames flared out of the three story building. The firefighter fell to the third floor.

(credit: CBS)

(credit: CBS)

He was hospitalized with a shoulder injury, but he’s now released.

It’s not clear what started the fire.