The Dale Jr mystery yellow flag

Dale Earnhardt Jr. had another forgettable race that ended up with a 20th-place finish after he was forced to stop late for fuel. Just about the time he was about to go a lap down on lap 143, NASCAR officials threw a debris caution. Now some would call that a "Junior Caution." Me? I just call it making sure the track was safe – nudge, nudge, wink, wink. Yahoo Sports