Rain was a constant threat at Dover, but it didn't stop the Cup Series from delivering 400 laps (and two overtimes) worth of action at the concrete monster

With a 20th-place finish, Dillon -- the No. 32 and final seed in the In-Season Challenge -- advanced to the final round of the tournament, where he will race Gibbs (who won his matchup against Tyler Reddick) for a $1 million prize in next weekend's Brickyard 400 at Indianapolis.