It's a Bakers Dozen at MMD-You subscribed and we tossed in a free podcast. Dale Jr. turned the news cycle on its head by announcing his retirement from NASCAR at the end of the 2017 season. Greg Biffle and Kyle Petty join Parker and Carolyn to break down what this means for Jr., the sport, and how Lenny Kravitz fits into all this.

BONUS: Dale Jr. Retires, analysis with Greg Biffle and Kyle Petty

<p>NASCAR America host Carolyn Manno leads a weekly conversation following every Playoff race of the 2018 season. She'll be joined by a multitude of NASCAR on NBC personalities throughout the postseason.</p>

Sports

NASCAR America host Carolyn Manno leads a weekly conversation following every Playoff race of the 2018 season. She'll be joined by a multitude of NASCAR on NBC personalities throughout the postseason.

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BONUS: Dale Jr. Retires, analysis with Greg Biffle and Kyle Petty

BONUS: Dale Jr. Retires, analysis with Greg Biffle and Kyle Petty