LOUDON, N.H. (AP) — With three wins, a lead in the points standings, and a NASCAR championship push ahead, the good times are rolling again for Martin Truex Jr. So why quit now? Joe Gibbs…

CHARLOTTE, N.C. (AP) — It is odd to classify a victory on a 1-mile concrete oval in Delaware as the biggest win of Kyle Larson’s career. Maybe he is among those who count their greatest…