CARNOUSTIE, Scotland (AP) — Rory McIlroy was an 18-year-old with big head of curls and a big game to match when he teed it up as an amateur in his first British Open at Carnoustie in 2007. Carefree and unafraid, he played the first round without making a bogey and went on to win the silver medal as low amateur.Read more on NewsOK.com