CONCORD, N.C. (Oct. 11, 2012) - Dale Earnhardt Jr. will not compete in the upcoming NASCAR Sprint Cup Series events at Charlotte Motor Speedway and Kansas Speedway after being diagnosed with a concussion following the Oct. 7 race at Talladega, Ala.

Dale Earnhardt Jr., Hendrick Motorsports Chevrolet gives a ride to Jimmie Johnson back to the pits
Dale Earnhardt Jr., Hendrick Motorsports Chevrolet gives a ride to Jimmie Johnson back to the pits

Photo by: Action Sports Photography

Earnhardt, driver of the No. 88 Chevrolets for Hendrick Motorsports, was diagnosed Wednesday afternoon in Charlotte. Regan Smith will be the team's substitute driver at Charlotte and Kansas.

Rick Hendrick and Steve Letarte will have a press conference this morning at Charlotte.

Source: Hendrick Motorsports