What happened on Day 3 of the Barcelona Shakedown?

The third day of the Barcelona Shakedown saw significant action and multiple driver debuts. George Russell and Kimi Antonelli amassed extensive mileage for Mercedes, both expressing satisfaction with their progress and data collection. Racing Bulls rookie Arvid Lindblad had a "really good" first outing, while Lando Norris debuted McLaren's new car, noting the 2026 machine feels "pretty different" with slower cornering but quicker acceleration. Ollie Bearman (Haas), Pierre Gasly (Alpine), and Nico Hülkenberg (Audi) also made their shakedown debuts, all commenting on the complexities and learning curve of the new regulations and power units. Aston Martin is set to begin their program on Day 4, while Williams confirmed their absence but readiness for Bahrain testing.