French Grand Prix – Free practice 1: Charles tops the timesheet, Carlos third

42 laps.  Charles and Carlos began working on set-up using Soft tyres, putting down their first times of 1’35”821 and 1’36”042. Then Sainz went out on another new set of Softs, recording a time of 1’34”268. Halfway through the session, Charles did the same, with laps in 1’34”104 and 1’33”930. Later, they ran with a heavier fuel load in race configuration. The Monegasque did 22 laps, the Spaniard 20. The second free practice session starts at 17.