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Novak Djokovic’s quest for history marches on. The World No. 1 is two wins away from the first calendar Grand Slam since Rod Laver in 1969, after defeating sixth-seeded Matteo Berrettini 5-7, 6-2, 6-2, 6-3 in the quarterfinals of the U.S. Open on Wednesday night at Arthur Ashe Stadium. Djokovic will next face No. 4...