DOVER − The NASCAR Cup Series race at AutoTrader EchoPark Automotive 400 at Dover Motor Speedway was delayed by rain with 14 laps remaining on July 20. The delay lasted 56 minutes as a storm moved quickly through the area. NASCAR officials set a drop-dead time of 8:10 p.m. because Dover doesn't have lights at the racetrack.

Denny Hamlin went back-to-back at Dover Motor Speedway, holding a late lead through a rain delay and an overtime finish Sunday for the Joe Gibbs Racing driver's series-best fourth victory of the season.

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