MERCEDES UPGRADE REMAINS BIG QUESTION MARK STILL

Original: Why Mercedes' upgrade is still a "big question mark"

Mercedes' substantial aerodynamic upgrade package at Sepang remains uncertain in its effectiveness for the team.

The Mercedes team has taken a big swing by introducing a substantial aerodynamic update package at a circuit Formula 1 hasn't visited since 2017. Has it missed? Probably not – but, because the upgrade is a major one, Mercedes has committed to it on both cars so it has been unable to run back-to-back