Australian Open: Questions linger as ailing Nadal begins bid for record Grand Slam
The HinduRafa Nadal begins his pursuit of a record 21st Grand Slam title at the Australian Open under an injury cloud against Serbian Laslo Djere on Tuesday. Fourth seed Daniil Medvedev, who led Russia to the ATP Cup title on Sunday, faces big-serving Canadian Vasek Pospisil, while fifth seed Stefanos Tsitsipas meets veteran Frenchman Gilles Simon in a clash of the generations. The 2019 French Open champion, who was a semifinalist here last year, is hoping to deliver Australia its first Grand Slam singles winner on home soil since Chris O'Neil in 1978. American Sofia Kenin will start a Grand Slam title defence for the first time in her career when she faces Australian Maddison Inglis, while last year's finalist Garbine Muguruza plays Russian lucky loser Margarita Gasparyan.