Western U.S. Suffering One Of The Worst Droughts In 500 Years

Watch VideoBusinesses are running out of water. Dairy farms can't grow food to field their herd. Reservoirs are drying up. The western half of the United States is struggling with a megadrought.    

"A period of at least 20 years of substantially below normal precipitation. And we are in one of the worst megadroughts that...