Ahead of the start of the longest season in Formula 1 history, the focus has been on Red Bull Racing, and not just because of the terrifyingly strong test provided by the world champion team. After all, it was just a day before practice began at the Bahrain International Circuit in Shaker, that it became clear that Christian Horner, as team boss, must also lead champion Max Verstappen to his fourth title at his stand. The 50-year-old Briton has been under investigation within the team since mid-February after a team employee accused him of inappropriate behavior.