Bristol Motor Speedway - Day 3

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Chad Knaus, crew chief of the Kobalt Tools Chevrolet, looks over the... News PhotoBristol Motor Speedway,Car,Chad Knaus,Crew,Food City 500,Horizontal,Looking,Motorsport,Practicing,Sport,Sprint Cup Series,Stock Car Racing,Tennessee,USAPhotographer Collection: NASCAR 2014 NASCARBRISTOL, TN - MARCH 15: Chad Knaus, crew chief of the #48 Kobalt Tools Chevrolet, looks over the car during practice for the NASCAR Sprint Cup Series Food City 500 at Bristol Motor Speedway on March 15, 2014 in Bristol, Tennessee. (Photo by Jeff Zelevansky/NASCAR via Getty Images)