F1 world champion Damon Hill says there’s a new ‘star’ on the scene after Oliver Bearman made his debut for Ferrari in Saudi Arabia. 18-year-old Bearman deputised for the ill Carlos Sainz at the second round of the world championship. And he left 1996 title winner Hill stunned with his performance as he came home in seventh place. Ferrari only called up Bearman on Friday, by which point Sainz had already competed in two practice sessions. The Spaniard was admitted to hospital with appendicitis, and the F2 racer stepped in for final practice and qualifying. He came within a few hundredths of kn…