IndyCar keeps Firestone on board with contract extension (The Associated Press)

IndyCar extends contract with chassis manufacturer Dallara (The Associated Press)

Indy 500 champion Rossi hoping for more consistency in 2017 (The Associated Press)

Carl Edwards steps away from NASCAR, avoids 'retirement' (The Associated Press)

AP Sources: Edwards walking away from final year with Gibbs (The Associated Press)

Texas makeover: TMS will repave track, reduce banking (The Associated Press)

NASCAR to be Monster Energy Cup Series starting next season (The Associated Press)

Andretti, Steinbrenners team up with teenager Colton Herta (The Associated Press)

Earnhardt says health top priority as he prepares for return (The Associated Press)

NASCAR star Earnhardt cleared to race again after concussion (The Associated Press)