Avalanche expert says answers in fatal California slide will come from survivors

One of the world’s foremost avalanche experts said the answers to what went wrong the fatal Sierra Nevada Mountains will come from the survivors.

​One of the world’s foremost avalanche experts said the answers to what went wrong the fatal Sierra Nevada Mountains will come from the survivors.  US One of the world’s foremost avalanche experts said the answers to what went wrong the fatal Sierra Nevada Mountains will come from the survivors.