Carlos Sainz sees Sunday's U.S. Grand Prix as a true test of Ferrari's hopes of winning a first Formula One constructors' title since 2008.

"More standard" Austin circuit layout should show if recent Ferrari upgrades have worked, according to Carlos Sainz

Standing as an outlier as the only one of the top teams not bringing a big upgrade package to Austin, Carlos Sainz says the United States GP is about “confirming” whether the new parts they brought to the SF-24 previously are working.