Red Bull GRC powerblock: Round 10 - Seattle

Red Bull​ GRC returns to Evergreen Speedway​ for the first of two rounds in the last doubleheader of the year! Tanner Foust​ and Chris Atkinson​ have been the class of the field all weekend, but can they hold off championship leader Scott Speed​? Watch Saturday's Supercar final to find out—and be sure to tune in again later today at 4:30PM ET/1:30PM PT at liveextra.nbcsports.com​ for more!