Defending U.S. Open Champ Cilic Outlasts Kukushkin
Marin Cilic got all he could handle from Kazakhstan’s Mikhail Kukushkin on Friday afternoon, but the defending champion turned it up in the fifth set to hang on for the 6-7(5), 7-6(1), 6-3, 6-7(3), 6-1 victory. After taking the first set in a tie-breaker, Kukushkin found himself up a break and serving for the second…

