Rory Clegg among four signings to cover for Glasgow during Rugby World Cup

• Cover desperately needed as much of Glasgow squad will be on Scotland duty• Gregor Townsend’s newcomers have each joined on short-term contractsGlasgow have added four players to their squad to help them through the Rugby World Cup period including the Newcastle fly-half Rory Clegg. The props George Hunter, Gary Strain and Steven Findlay have also joined on short-term contracts to provide cover for the Guinness Pro12 champions when much of the Glasgow squad is on Scotland duty.The England Saxon Clegg has signed until the end of October. The 25-year-old made 55 appearances for Harlequins, hel…