Novak Djokovic is 38 and bidding for a 25th Slam title. He faces Carlos Alcaraz at the US Open Novak Djokovic is 38 and trying to conquer a much younger man’s game as he heads into the U.S. Open semifinals Original Source: https://abcnews.go.com/US/wireStory/novak-djokovic-38-bidding-25th-slam-title-faces-125214929