Rafael Nadal says a comeback at the Australian Open won't be easy.

Tennis General

Rafael Nadal says a comeback at the Australian Open won't be easy.

Rafael Nadal says a comeback at the Australian Open won't be easy.

The 20-time major champion will play Britain's Andy Murray at the Mubadala World Tennis Championships, an exhibition event in Abu Dhabi, on Friday.

Nadal, suffering a leg injury at the French Open in June, is preparing to play for the first time since the injury.