F1 LIVE | Teams announce new signings, Red Bull junior reveals last conversation with Marko

The 1996 Formula 1 world champion returns to Williams Racing in the a position. The Briton will become the team's ambassador alongside Jacques Villeneuve and Jamie Chadwick.

Hill said: "I feel incredibly lucky to have been part of this sport and to have achieved what I did, and returning as an Ambassador is a real privilege. It’s an opportunity to celebrate the team’s history and help to support its legacy and future."

Mercedes also announced that a new development driver has joined their team. Former Formula 2 champion and current WEC driver Théo Pourchaire joins the German team. He is the team's fourth development driver alongside Joshua Durksen, Doriane Pin and Anthony Davidson.

Answering GPblog's question, Formula 2 driver Nikola Tsolov revealed what his final conversation was with Red Bull Racing's former top advisor, Helmut Marko. The Bulgarian explained that nothing will change moving forward thanks to the Austrian's groundwork at the team.