Investigations are underway to determine the cause of a three-alarm fire at a restaurant in South Whitehall.
Firefighters were dispatched to Charlie Brown Steak House at 1908 Walbert Avenue at 1 a.m. Sunday and spent three hours battling the blaze before bringing it under control. There is no word yet on the extent of the damage.
Stay with NBC Philadelphia.com for more on this developing story.
