The world number 14 withdrew from the Hopman Cup in Perth Thursday after suffering an injury to his right knee.

CNN: Murray overcomes heat factor

At the Hopman Cup in Perth, Venus Williams continued her fine form as the United States beat France 2-1 for their second victory in the mixed team event.

CNN: Injured Sharapova pulls out of season opening tournament

Robson began the year by playing alongside Andy Murray in the Hopman Cup in Perth, where she beat a top-30 player, Maria Jose Martinez Sanchez, for the first time.

BBC: Brit Laura Robson suffers Australian Open final defeat

So the World Cup preparations begin in earnest here in Perth.

BBC: Injury-hit Wallabies look vulnerable

Straeuli hopes the games will help prepare his side for the vital World Cup pool match with England on 18 October in Perth, Australia.

BBC: SPORT | Rugby Union | Internationals | Boks start Cup countdown

Meanwhile, Spain advanced to the Hopman Cup final with a 3-0 win over Australia in their Group A tie in Perth.

CNN: Henin and Clijsters reach Brisbane semis

World No. 1 Novak Djokovic will play in Saturday's final of the Hopman Cup teams event after he and Serbian playing partner Ana Ivanovic whitewashed Germany 3-0 in Perth on Friday.

CNN: No. 1 Azarenka ruled out by foot problem