Karlovic, Nishikori in Memphis final
MEMPHIS, Tenn. -- Kei Nishikori of Japan finally has a chance to successfully defend an ATP Tour title. Ivo Karlovic of Croatia will be playing for his sixth career title coming off an even shorter match.
Fourth-seeded Yen-Hsun Lu of Taiwan retired Saturday from his semifinal because of a neck injury after losing the opening set 6-1 to Karlovic, ending the chance at an all-Asian final at the U.S. National Indoor Tennis Championships.
"It's going to be a tough opponent ...
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