GALLERY: Cars hit the track for the first day of 2025 pre-season testing in Bahrain

Formula 1 has officially returned to action, with the 2025 cars hitting the track for the opening day of pre-season testing at the Bahrain International Circuit on Wednesday.

Mercedes rookie Kimi Antonelli was the first to exit the pits and get going once the green light arrived, with most teams following swiftly afterwards.