Sue Barker presents coverage of Great Britain's Davis Cup tie against Poland. The city of Liverpool is hosting a Davis Cup tie for the first time. GB captain John Lloyd hopes the crowd at the Echo Arena get behind his team as they must win to avoid dropping into the third tier of the Davis Cup competition. Much will depend on the participation of Andy Murray. The Scot has been in terrific form, rising as high as number two in the world, and his absence was keenly felt when Great Britain lost 4-1 to the Ukraine in Glasgow in March 2009. Andrew Castle and Greg Rusedski are the commentators. Show less