By Mark Lamport-Stokes March 21 (Reuters) - For Argentina's Emiliano Grillo, the prospect of representing his country at the Olympic Games in Rio de Janeiro is the closest thing he can imagine to being a soccer player at a World Cup. Golf is set to return to the Olympics after an absence of more than a century and Grillo is itching to be one of the competitors vying for glory in global sport's showpiece where he will be watched and supported by scores of family and friends. "It's pretty nice," Grillo, 23, told Reuters with a broad smile when asked about golf being played at the Aug. 5-21 Rio Games. More...