Overview

• Hamilton announced Roscoe's condition on Instagram, asking followers to keep the dog in their thoughts and promising updates.
• The bulldog fell into a coma after his heart stopped during sedation and checks at a veterinary hospital.
• Hamilton canceled his scheduled Ferrari–Pirelli running at Mugello to remain by Roscoe’s side.
• Ferrari fielded reserve driver Guanyu Zhou for the tire test in Hamilton’s place.
• Roscoe, adopted in 2013, is a well-known presence in the Formula 1 paddock with a large social-media following.