F1: Valterri Bottas goes back to Mercedes as reserve driver

Valtteri Bottas is rejoining Mercedes as a reserve driver in the 2025 Formula One season. Bottas won 10 races with Mercedes as a teammate of Lewis Hamilton from 2017-21. In 2022, he joined Alfa Romeo — which became the Sauber team — when Mercedes passed him over in favor of George Russell. READ: F1: Mick