Hendrick signs Gustafson and Knaus to extensions (AP)

April 30th, 2010

FILE - This March 5, 2010, file photo shows Jimmie Johnson's crew chief Chad Knaus watching practice for the NASCAR Sprint Cup Series Kobalt Tools 500 auto race at Atlanta Motor Speedway in Hampton, Ga.  Hendrick Motorsports has extended the contracts of crew chiefs Alan Gustafson and Chad Knaus. NASCAR's top team announced the multiyear extensions on Friday, April 30, 2010. (AP Photo/Glenn Smith, File)AP - Hendrick Motorsports locked crew chiefs Alan Gustafson and Chad Knaus into long-term contract extensions Friday that keep two of the sport's top innovators at NASCAR's top organization.