Follow live: Chiefs face off against Cowboys in Dallas

Katherine Legge will attempt to become the first woman to complete the “double” by racing in the Indianapolis 500 and Coca-Cola 600 on the same day.

As four-time world champion Max Verstappen prepares to swap a two-hour F1 race for 24 hours at the Nürburgring, ESPN’s Laurence Edmondson answers the key questions.