Sorana Cirstea

Rafael Nadal has shaky Wimbledon start, then wins convincingly

WIMBLEDON, England — Three of tennis' marquee players cruised down the road in first-round matches at Wimbledon on Tuesday, and Rafael Nadal, perhaps the brightest star of all, traveled a bumpy path. That's relatively speaking. Nadal lost a set. The others — Roger Federer, Serena Williams and Maria Sharapova — barely lost a game. Nadal has struggled here the last two years. So when he dropped the first set on Centre Court to Slovakian left-hander Martin Klizan, antennas went up. But then he set his jaw, pumped his fist a lot and won the next three in a 4-6, 6-3, 6-3, 6-3 victory that was, in the long run, quite convincing. "It was a positive match for...