Emma Raducanu’s recent performances have ‘confused’ John McEnroe as the American isn’t sure what to expect from the 2021 US Open champion. The 21-year-old is set to make her return to Flushing Meadows for the first time since 2022 this upcoming week when she takes on Sofia Kenin in a tough first-round match. Raducanu appears confident about where her game is at heading into the final Grand Slam of the year and has shown signs of improvement in recent months. But her schedule has been drastically reduced compared to her competitors on tour with Raducanu keen to focus more on practice sessions a…