Sauber unveil their new car for 2017 with a new blue, white and gold livery along with the new-look machine.
Mercedes Formula 1 boss Toto Wolff and non-executive chairman Niki Lauda sign to stay with the team until the end of 2020.
British driver Paul di Resta is retained by Williams as reserve to Felipe Massa and Lance Stroll in 2017.
Lewis Hamilton says he has "zero problems" with Valtteri Bottas, the next generation of the Fittipaldi family takes to the grid, plus more.
Audio & Video
The new Chairman of Formula 1, Chase Carey, talks to BBC Sport's Dan Roan about the big talking points surrounding the sport at the start of his tenure.
Analysis and opinion from the BBC's chief Formula 1 writer.
Today's Formula 1 gossip column
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