Verstappen & Norris third & fourth in US GP practice

Title rivals Max Verstappen and Lando Norris ended the lone signifier league astatine the United States Grand Prix successful 3rd and 4th places.

Carlos Sainz acceptable the gait up of Ferrari team-mate Charles Leclerc.

Sainz was 0.021secs up of Leclerc and 0.253secs quicker than Verstappen, whose clip was acceptable earlier successful the league than those of Ferrari and McLaren erstwhile the way would person been slower.

Norris, who starts the play 52 points down Verstappen successful the championship, was 0.013secs slower than the Dutchman.

Mercedes operator Lewis Hamilton, who had a high-speed rotation astatine Turn Four earlier successful the session, was fifth, up of team-mate George Russell, who himself spun astatine Turn One.

Mercedes are among the teams with a important upgrade connected their car, on with Red Bull, McLaren and Aston Martin.

The play has started with a contention implicit a instrumentality connected the Red Bull that tin beryllium utilized to set the tallness of the beforehand of the floor.

Red Bull person responded by pointing retired that McLaren person made changes to their rear helping - an hold of the conversations they had with governing assemblage the FIA aft the Azerbaijan Grand Prix, wherever it was seen to flex connected the straight.

A McLaren spokesperson said: "As antecedently mentioned, McLaren proactively offered to marque immoderate insignificant adjustments to our rear helping pursuing the Azerbaijan GP. We person made insignificant adjustments to each our rear wings since Baku to varying extents to guarantee nary further issues successful this area."

This is simply a ‘sprint’ weekend, with a shorter contention connected Saturday. Qualifying for this is astatine 22:30 BST connected Friday, with the sprint connected Saturday astatine 19:00.