Juan Martín del Potro wins his first match of the clay court season in Portugal #RoadToRG Read more:

ESTORIL, Portugal (AP) -- Fifth-seeded Juan Martin del Potro beat Yuichi Sugita of Japan 6-1, 6-3 in the first round of the Estoril Open on Tuesday.The former U.S. Open champion hit eight aces and broke Sugita four times to ease to the win in his clay-cour