No matter which driver led Martin Truex Jr., the advantage always seemed temporary as he positioned himself to make a pivotal move.
Distance usually followed his passes, particularly after his final one to seal his dominance.
Truex Jr. won the NASCAR Cup Series race at Kentucky Speedway in Sparta, passing Brad Keselowski and then Kurt Busch late on the way to repeating as champion on Saturday night.
Truex's No. 78 Toyota Camry appeared even...