Mount Airy house fire spreads to roof

March 22, 2013 11:14:01 AM PDT
Fire crews battled a house fire in the Mount Airy section of Philadelphia on Friday morning.

The fire broke out around 8:00 a.m. on the unit block of East Phil Ellena Street.

Firefighters arrived to fire showing through the roof of a vacant 2-story house.

Crews had the blaze under control within 25 minutes. No one was injured.

Investigators are still working to determine the cause.