NASCAR on NBC analyst Kyle Petty on Ryan Blaney’s impressive superspeedway prowess, vast potential and what the Talladega win means; Kevin Harvick’s near-miss at getting a checkered flag in his final season; the sports psychology games that drivers play; what’s going on with regular-season champion Martin Truex Jr.; what happened in the Brad Keselowski-Carson Hocevar incident; Bubba Wallace’s frustration and Michael Jordan’s pep talk; why a Talladega comeback showed again why this is Denny Hamlin’s year; what the outlook is heading into the Round of 12 cutoff at the Roval.