1-alarm fire burning in SF Mission District

Firefighters are responding to a one-alarm fire in San Francisco's Mission District tonight.

The incident was reported at 2518 Mission Street between 21st and 22nd streets via Twitter at 9:52 p.m. 

People reported on social media that smoke could be seen coming from the rooftop of El Techo, a restaurant in the neighborhood. 

Further details were not immediately available.