VIDEO: At least one firefighter was injured battling a five-alarm blaze early Wednesday morning in Brooklyn. The flames broke out around 6:15 a.m. inside a sushi restaurant and then spread to a medical supply building on Flatbush Avenue near Quentin Boulevard in Marine Park. The FDNY said 39 units and 168 firefighters responded. One firefighters was taken to the hospital in stable condition. It’s unclear whether anyone was inside the restaurant when the fire started, CBSN New York’s Tara Jakeway reported. Fire officials ask people to avoid the scene, where heavy smoke has filled the air.