By Steve Keating RIO DE JANEIRO, Aug 11 (Reuters) - Britain's Justin Rose celebrated golf's return to the Olympics after 112 years in spectacular style on Thursday, carding the Games' first ever hole-in-one before sending a message to players who had declined to take part: "They're missing out". Having written his name into the record books with his ace, Rose put himself in the thick of the gold medal hunt by carding a four-under 67 in difficult gusting conditions to finish four strokes behind first-round leader Marcus Fraser of Australia. "When you are out at a PGA Tour event, you might be the favourite player for a handful of people but there is a lot more incentive for people to come out (at the Olympics)," gushed Rose, who carries British medal hopes in Rio along with Masters champion Danny Willett. More...