Controversy over management of Los Angeles fires intensifies - Rain helps Southern California firefighters but sends ash and mud flowing down hillsides - Southern California rain helps firefighters but creates risk of toxic ash runoff - Rain in California helps firefighters respond to wildfires but presents risk of toxic ash runoff - Rain on the way to California will aid firefighters but create a risk of toxic ash runoff - Rain on the way to Southern California will aid firefighters but create a risk of toxic ash runoff - Details on new Los Angeles-area fires - Can't find an air filter amid the California fires? Here's how to build your own - Firefighters need better weather to fight California's flames. When will they get relief?