
AVONDALE, Ariz. — The high-five between Jimmie Johnson and Chase Elliott was more than the split-second touch of driving gloves.Not because there were particularly memorable words spoken in that moment — Elliott said the two drivers were “just screaming” through the windows of their Chevrolet cars — as he headed for his victory donuts and Johnson made his final lap around the track as a full-time NASCAR racer. But the gesture was important because it symbolized a generational transition of greatness.Elliott had just won his first championship in the sport’s top series and Johnson had just clos…
