SONOMA, CA - JUNE 23: Joey Logano, driver of the #20 The Home Depot Toyota, leads Tony Stewart, driver of the #14 Office Depot/Mobil 1 Chevrolet, during practice for the NASCAR Sprint Cup Series Toyota/Save Mart 350 at Sonoma on June 23, 2012 in Sonoma, California. (Photo by Robert Laberge/Getty Images for NASCAR)