Tonight at 7 p.m.: Could NASCAR raise the green flag on green cars?

Cabarrus County, NC - CABARRUS COUNTY, NC (WBTV) - Will the future of racing include electric cars, bio diesel automobiles and hybrid pace cars?

Since Thursday is Earth Day, the folks at the zMAX Dragway in Cabarrus County threw the green flag on some green machines.

Wednesday on PrimeTime at 7 p.m., Reporter Jeff Atkinson will explain how one of the nation's most popular sports is going "green."