Carlos Sainz topped the times ahead of team-mate Charles Leclerc as Ferrari set the pace ahead of title contenders Max Verstappen and Lando Norris in Friday's opening practice at the United States Grand Prix.

Red Bull’s Verstappen, who last year won both the 100km sprint and Sunday grand prix at Austin’s Circuit of the Americas, lapped with a fastest time of one minute 32.833 seconds – 0.012 quicker than Russell.

Title rivals Max Verstappen and Lando Norris end the only practice session at the United States Grand Prix in third and fourth places.