battling the blaze the garden house runs out of water and they use the above-ground pool. it is time to start running with five-gallon buckets and that s intense. you re already tired. reporter: who are you? i m just an old man. i m just an old guy, man. reporter: just an old man that wanted to keep his home from burning up. yes. reporter: he recorded cellphone video as his home began to burn. feels good to have it. it feels so sad for everyone though. everybody i know lost everything, and it is sad. reporter: the camp fire tearing through northern california is now the most lethal fire in state history, responsible for more than 40 deaths and now 30% contained. the woolsey fire also remains active in southern california, destroying 93,000 acres so far. in butte county alone, more than 1,500 welfare checks have been called in to officials from residents who cannot find their loved ones. brad and his friend mick mccrary