FILE - In this April 20, 2013 file photo, Matt Kenseth, left, walks from the garage following practice for the NASCAR Sprint Cup series STP 400 auto race at Kansas Speedway in Kansas City, Kan. Kenseth's race-winning car from Kansas failed inspection at NASCAR's Research and Development Center, The Associated Press has learned. NASCAR officials were discussing Wednesday, April 24, 2013 what penalties to levy against Kenseth and Joe Gibbs Racing, multiple people familiar with the inspection told the AP on the condition of anonymity because no decision has been made. (AP Photo/Orlin Wagner, File)