Custer slowed on the final lap of the playoff cut-off race at the Charlotte Roval, blocking Austin Dillon, which helped Briscoe to gain two positions and escape elimination from the championship.
Briscoe was the last of eight drivers to qualify for the semifinal round of the playoffs, edging reigning series champion Kyle Larson by two points. Briscoe, however, was already in position to secure the final spot prior to the incident.
