SONOMA, CA - JUNE 21: Greg Biffle drives the #16 3M Ford during practice for the NASCAR Sprint Cup Series Toyota/Save Mart 350 at Sonoma Raceway on June 21, 2013 in Sonoma, California. (Photo by Tom ... more 
SONOMA, CA - JUNE 21: Greg Biffle drives the #16 3M Ford during practice for the NASCAR Sprint Cup Series Toyota/Save Mart 350 at Sonoma Raceway on June 21, 2013 in Sonoma, California. (Photo by Tom Pennington/Getty Images) less 
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Getty Images | Photo By Tom Pennington / Getty Images
Fri, Jun 21, 2013 8:56 PM EDT