Firefighters battle restaurant fire in Philadelphia's Overbrook section

PHILADELPHIA (WPVI) -- Firefighters were battling a restaurant fire in Philadelphia's Overbrook neighborhood on Wednesday morning.

The fire started at the Italian Kitchen Pizzeria at 63rd Street and Woodbine Avenue at about 5:30 a.m.

Firefighters had a handle on the flames, but the fire flared up again, officials said.

It is unclear what caused the fire, or if anyone was injured.