Martinsville Speedway - Day 1

Keywords

Chad Knaus, crew chief of the Lowe's Chevrolet, looks on during... News PhotoChad Knaus,Chevrolet,Crew,Horizontal,Looking,Martinsville - Virginia,Martinsville Speedway,Motorsport,Practicing,Sport,Sprint Cup Series,Stock Car Racing,USAPhotographer Collection: NASCAR 2014 NASCARMARTINSVILLE, VA - MARCH 28: Chad Knaus, crew chief of the #48 Lowe's Chevrolet, looks on during practice for the NASCAR Sprint Cup Series STP 500 at Martinsville Speedway on March 28, 2014 in Martinsville, Virginia. (Photo by Rainier Ehrhardt/NASCAR via Getty Images)