Carlos Sainz was reportedly set to be announced as a Williams driver at the Spanish Grand Prix. But instead, the uncertainty over his future persists. The F1 paddock was ‘certain’ that Williams were about to unveil Sainz. James Vowles has been determined to combine with Alex Albon from 2025 onwards. But a late offensive from Alpine seems to have altered the picture. The Spaniard previously raced for the team in 2018, while they were still under the guise of Renault. The French brand have a vacancy to fill for next year after agreeing to part ways with Esteban Ocon. Reserve driver Jack Doohan h…