Iowa Speedway’s smash debut, Martin Truex Jr. stepping back, Kyle Busch’s surprising Gibbs, Hendrick RCR comments

NASCAR on NBC podcast by NBC Sports

NACAR on NBC analyst Jeff Burton on the Cup debut of Iowa Speedway (2:00); the concerns about the repave and why it was done (4:30); the surprising recent track record of successful repaves (7:30); the essence of the Mid...View more