Not just about money: Why Sirotkin beat Kubica to the Williams seat
The Autosport F1 Podcast - En podcast af Motorsport Network

Was it all about money, or was there more to it than that? Ben Anderson, Lawrence Barretto, Glenn Freeman and Edd Straw look into the reasons behind Sergey Sirotkin getting a race seat, and Robert Kubica having to make do with a reserve and development role at Williams.