Meet Dems' answer to the Koch brothers

SANTA MONICA, CA - JUNE 08:  Tom Steyer speaks at Global Green USA's Annual Millennium Awards at Fairmont Miramar Hotel on June 8, 2013 in Santa Monica, California.  (Photo by Charley Gallay/Getty Images for Global Green)
SANTA MONICA, CA - JUNE 08:  Tom Steyer speaks at Global Green USA's Annual Millennium Awards at Fairmont Miramar Hotel on June 8, 2013 in Santa Monica, California.  (Photo by Charley Gallay/Getty Images for Global Green)

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    Meet Dems' answer to the Koch brothers

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