Mercedes boss Toto Wolff says the performances that have earned Kimi Antonelli his first three Formula 1 victories in successive races have been “astounding” and that the world championship leader’s Miami Grand Prix win on Sunday was his best drive to date.

Antonelli became just the third driver in the sport’s history to claim his first three wins in consecutive races by recovering from losing the lead from pole position to triumph over McLaren’s Lando Norris.

The result extended the 19-year-old Italian’s lead at the top of the drivers’ standings, moving him 20 points clear of his team-mate George Russell, who was widely expected to be the Silver Arrows’ lead title contender under F1’s new regulations for…