Jimmie Johnson's crew for Daytona 500 to have NFL-style starters, backups

Jimmie Johnson's crew chief Chad Knaus is referring to his new pit crew members as starters and backups, and he says if a starter isn't performing up to par, he'll be replaced.

Source: http://sports.espn.go.com/rpm/nascar/cup/news/story?id=6113539&campaign=rss&source=RPMHeadlines

Jim Crawford Ray Crawford Alberto Crespo Antonio Creus Larry Crockett