Brett Cumming, pit crew coach for the Earnhardt Ganassi McDonalds 1 Car, speaks to Fort Bragg soldiers about the teamwork required to be a member of a NASCAR pit crew. Cumming and his team visited Fort Bragg, N.C., Jan. 17, 2013, and hosted the NASC...

Jeremy Fuller, a tire changer for the Earnhardt Ganassi McDonald's 1 Car, demonstrates to Spc. Jacob Arent how to properly hold an air gun while removing a tire from a racing car during the NASCAR Pit Crew Challenge held Jan. 17, 2013, on Fort Bragg,...

Pedro Martinez, a tire changer for the Earnhardt Ganassi McDonald's 1 Car, demonstrates how to place an air gun to remove the lug nuts during the NASCAR Pit Crew Challenge held Jan. 17, 2013, Fort Bragg, N.C. Arent and his team of paratroopers from ...

Pedro Martinez, a tire changer for the Earnhardt Ganassi McDonald's 1 Car, oversees Spc. Jacob Arent using an air gun to remove the lug nuts during the NASCAR Pit Crew Challenge held Jan. 17, 2013, on Fort Bragg, N.C. Arent and his team of paratroop...

Spc. Jacob Arent follows his pit crew team leader, Sgt. 1st Class William Pittman, around the Earnhardt Ganassi McDonald's 1 car during the NASCAR Pit Crew Challenge held Jan. 17, 2013, on Fort Bragg, N.C. The team of paratroopers from the 82nd Airb...