NASCAR has a lot to review following a controversial finish on the track at Richmond Raceway over the weekend, and penalties could certainly be coming for Austin Dillon, who won the Cook Out 400. What those penalties might entail remains to be seen, but Dale Earnhardt Jr. isn’t ruling out a possible racing suspension. “Maybe we wouldn’t be shocked if NASCAR came out and said Austin’s sitting out a race,” Earnhardt Jr. said on the Dale Jr. Download podcast on Tuesday. “I wouldn’t have a problem with it.” Austin Dillon won the race after getting physical with two other cars on the white flag lap…