WILLINGBORO, N.J. (WPVI) -- A fire broke out at a commercial building off Route 130 in Willingboro, Burlington County.
It happened around 1 a.m. on Tuesday.
Firefighters say when they arrived, they found heavy flames coming from the roof of a vacant building that was once home to flea markets.
No injuries have been reported, and there is no word yet on what caused the fire.