California's Untapped Water Supply: Captured Rainwater

When it rains in California, millions of gallons of water run down city streets, into storm drains, and out into the Pacific Ocean.  But with the state in its fourth year of drought, it can't afford to waste it.  Some cities are capturing that rain by soaking it up like a sponge.  Capital Public Radio's Amy Quinton reports son what may be California's next big untapped water supply.