Fabian Nunez Pictures

California Spekaer of the House Fabian Nunez (L) greets Mexican President Felipe Calderon (C) and his wife Margarita Zavala as they arrive at the California State capitol February 13, 2008 in Sacramento, California. Calderon is making his first visit to California since becoming president of Mexico. (Photo by Justin Sullivan/Getty Images North America)

California governor Arnold Schwarzenegger (R) shakes hands with California speaker of the assembly Fabian Nunez after signing Executive Order S-01-07 during a ceremony at the California State Capitol January 18, 2007 in Sacramento, California. Gov. Schwarzenegger signed an executive order establishing the world's first low carbon standard for transportation fuels in the state of California. The order will reduce dependence on oil and will lower carbon intensity of California's passenger vehicle fuels by at least 10 percent by 2020. (Photo by Justin Sullivan/Getty Images News)