Crews in the final phase of the search for missing residents around Paradise, Calif., are facing landslide concerns as heavy rain and winds move in. Ash from all of the burned structures could form a toxic slush with the rain.

Crews in the final phase of the search for missing residents around Paradise, Calif., are facing landslide concerns as heavy rain and winds move in. Ash from all of the burned structures could form a toxic slush with the ra