Denny Hamlin and Kenny Wallace had an interesting conversation about Dale Earnhardt Sr. and how it relates to Hamlin’s rivalry with Kyle Larson. In Wallace’s interview with Hamlin, he told the story of his brother, Rusty Wallace, getting advice from Earnhardt after finishing a race in second place. “Rusty is trying to win the Southern 500 and he’s got Bill Elliott right in front of him,” Kenny Wallace said. “Bill Elliott is just holding Rusty up. He can’t get by him. Rusty’s trying to pass him nice… Rusty just sawing the ass end of Bill Elliott’s car right off. Rusty runs second in the Darling…