Wimbledon: Roger Federer to start grass-season at Stuttgart

(G.N.S) DT.03 20-time men’s Grand Slam champion Roger Federer has announced that he will start his grass-court season in June. Federer, who is skipping the clay-court season including the French Open, is hoping to prepare for his Wimbledon defense in ATP tournament at Stuttgart. Last season, he had done the same in