Bristol Motor Speedway - Day 3

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Chad Knaus, crew chief for the Lowe's/Kobalt Tools Chevrolet, watches... News PhotoBristol Motor Speedway,Chad Knaus,Crew,Food City 500,Horizontal,Motorsport,Pit Stop,Practicing,Road,Sport,Sprint Cup Series,Stock Car Racing,Tennessee,USA,WatchingPhotographer Collection: Getty Images Sport 2013 Getty ImagesBRISTOL, 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)