BRISTOL, TN - MARCH 16: Chad Knaus, crew chief for the #48 Lowe's/Kobalt Tools Chevrolet, watches form pit road during practice for the NASCAR Sprint Cup Series Food City 500 at Bristol Motor Speedway... more 
BRISTOL, TN - MARCH 16: Chad Knaus, crew chief for the #48 Lowe's/Kobalt Tools Chevrolet, watches form pit road during practice for the NASCAR Sprint Cup Series Food City 500 at Bristol Motor Speedway on March 16, 2013 in Bristol, Tennessee. (Photo by Geoff Burke/Getty Images) less 
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Getty Images | Photo By Geoff Burke / Getty Images
Sat, Mar 16, 2013 10:36 AM EDT