Red Bull's lead over McLaren in the constructors championship has been cut down to just 30 points
"It's time—if it's not already too late—to question themselves. The good people are leaving the team. I'm very unhappy with what's happening because Max cannot be happy with a car like this.
"Now it is up to [Christian] Horner to get the team back on track. I'll be surprised if he does. A lot has to happen for that. The whole spirit has to change."