Jan nicker defeats denil Medvedev to reach the US Open semi-finals top ranked Jan nicker Advanced to the US Open semi-finals for the first time defeating 2021 winner denil Medvedev 6-2 1-6 6:1 6-4 on Wednesday night cner is the only guy in the lineup with a grand slam Victory having taken over as the title favorite after Novak jokovic and Carlos alcaraz's withdrawals in week one he earned his Maiden title at the Australian Open in January defeating Medvedev in the final in five sets after losing the first two this battle was extremely Topsy Turvy with each player dominating a single set first sinner was outstanding the part was thereafter filled by Medvedev sinner recovered the lead in the third round sinner rallied in the fourth saving two break opportunities before breaking Medvedev to lead 5 to3 cner a 23-year-old from Italy who was exonerated in a doping case less than a week before the US Open began after testing positive twice for