Djokovic into Astana final and brink of 90th title after Medvedev retirementSerbia's Novak Djokovic reached the Astana Open final after Russian Daniil Medvedev retired in their semi-finalASTANA (KAZAKHSTAN) - Novak Djokovic reached the final of the ATP tournament in Astana on Saturday as opponent Daniil Medvedev surprisingly retired at the end of the second set. With the score at 4-6, 7-6 (8/6), Medvedev called it quits before the deciding set, with even Djokovic initially appearing surprised. Djokovic will face Stefanos Tstisipas in Sunday's final as he bids for a 90th ATP title. Medvedev became the first player to take a set off Djokovic in a singles event since Nick Kyrgios in the Wimbledon final. "It was such a close match, particularly in the second set," added Djokovic of the battle between two former world number ones.
