With another year of motorsport getting underway, BlackBook's Cian Brittle, Tom Brown and Peter Jones sit down to discuss the biggest storylines from some of the major series.

Talking points:

- Will Red Bull and Max Verstappen's dominance negatively affect F1 viewership? (1:58)

- Why did F1 reject the Andretti entry bid? (8:48)

- How MotoGP is showing a different approach to the US market (13:19)

- Changes in strategy for Nascar and IndyCar (17:30)

- A more aggressive marketing campaign from Formula E (30:40)

- WEC and the golden era of endurance racing (36:48)