firefighters are still on the scene. ktvu's deborah villalon has been on the scene since shortly after it started and tells us it's going to be a long night for those firefighters. >> reporter: we're on marsh creek road. you can see some of the very same hot spots you saw from news chopper 2. take a look up on the ridge. a pretty big flair up. as you can see the smoke is tinged pink. crews are up there on the fire line all night tonight and an aggressive fire fight will resume as soon as the sun comes up. this afternoon, 40 acres by nightfall 800 acres. this fire ran faster than crews could chase it. burning in deep dry brush. helicopters doused the fire for hours. some residents who didn't have to leave headed out any way. >> there's not a lot of in and