EAST FLATBUSH - Fire crews are trying to determine what caused a two-alarm fire Tuesday morning in East Flatbush.

Investigators tell News 12 that the smoke first appeared just before 6 a.m. coming from the basement of a deli on Church Avenue between East 94th Street and Linden Boulevard.

Many businesses in the area have been temporarily closed until the smoke clears out.

It's still not clear what caused the fire, but no injuries have been reported.