ALLENTOWN, Pa. (WPVI) -- Firefighters in the Lehigh Valley are investigating what sparked the flames at an auto repair shop.

The fire broke out around 10:30 p.m. Saturday on the 600 block of East Congress Street in Allentown at O &L Auto Repair.

Crews had to cut open the door to get inside, but had the flames under control in about 20 minutes.

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