Formula 1 teams to trial 2020 tyres at the US GP

The FIA sporting regulations give Pirelli the option to provide tyres for Friday running, if the company wants to log more mileage. They can be used in either session.
The rarely-used rule states: "At certain events one additional specification of dry weather tyre may be made available to all teams for evaluation purposes following a recommendation to the FIA from the supplier.
"Teams will ...Keep reading