Palisades Fire initially started 10:30 a.m. Jan. 7 in Los Angeles County. It has burned 23,448 acres after being active for 22 days. A crew of 800 firefighters has been working on site and they managed to contain 97% of the fire by Wednesday evening. The blaze's cause remains under investigation.

Much-needed rain has begun to fall over Southern California, bringing relief to the drought-stricken region but also the threat of toxic runoff.