NASCAR mandated a new right-side rear-window air deflector for this past Saturday’s race at Daytona, the hope being it would prevent cars from flipping over. The sanctioning body implemented the new procedure following Corey LaJoie’s scary flip down the backstretch the week prior at Michigan, though it didn’t exactly keep the cars on the ground in the Coke Zero Sugar 400. Daytona saw multiple cars take flight and flip over, including Josh Berry, who turned over and hit the wall while upside down. Denny Hamlin, speaking on Sunday’s “Actions Detrimental” podcast, said he doesn’t have “giant issu…