The transition to Red Bull Racing hasn’t been an easy one for Yuki Tsunoda, in large part thanks to the challenging nature of the team’s RB21. But in securing his season-best finish at the Azerbaijan Grand Prix, the Japanese driver has admitted to “unlocking” the potential that has seemed out of his grasp. That was “good for me,” he told media; the hard work he’s been putting in is paying off, and it suggests a potential future where Tsunoda remains at Red Bull Racing. Yet the ranks of the Red Bull Junior Program have grown thin, and three of the outfit’s four F1 seats remain unfilled. “I think I did the right thing.”Read next: PF1 Postbox: Horner severs Red Bull ties, and is Max Verstappen a title contender again?