Sebastian Vettel's Russian Grand Prix ended with a power failure mid-way through the race, but up until that point it had featured a series of defiant messages to Ferrari and an apparent refusal to follow team orders.
Vettel had made a brilliant getaway in Sochi, jumping Lewis Hamilton and then using the slipstream of teammate Charles Leclerc to lead into the first corner. It soon became clear Ferrari had anticipated this and made plans to swap its drivers back once running one-two, something the drivers spoke about before the race.
Vettel had other ideas. Here is how Ferrari's difficult situation played out over race radio.