Racing for Red Bull’s sister team in the first four years of his F1 career, Tsunoda was called out by Red Bull motorsport advisor Helmut Marko for his radio messages. Yuki Tsunoda: I’ve improved in discipline compared to four years ago“That, said Marko, “didn’t help the team. The under-fire Red Bull driver recorded a season’s best result of P6 at the Azerbaijan Grand Prix. But instead of yesteryear’s rant about how he’s doing everything he can, Tsunoda calmly told Red Bull he was on the job. “But I’ve progressed in that aspect of my personality, I’ve improved my calmness and was able to close the gap little by little in the corners.