 Its not the first time Medvedev has been caught trolling during a match, as he has often found himself in a back-and-forth with crowds at tournaments like the Australian Open and US Open. During his run to his maiden Grand Slam final at the 2019 US Open, the 26-year-old famously addressed the booing crowd by ... Daniil Medvedev seen mocking Novak Djokovic injury in Adelaide... 