James Horwill has backed Les Kiss to handle the heat of a home Rugby World Cup and urged the new Wallabies coach to experiment immediately at the selection table. Wallabies coach Les Kiss is just days away from putting practice into action for the first time. (Dan Himbrechts/AAP PHOTOS)The Wallabies play Japan again in Townsville next Saturday before embarking on a two-game Argentina tour later in the month. An imposing lock across his 62 Tests, Horwill was shocked when former coach Joe Schmidt left Lukhan Salakaia-Loto out of the three July Nations Championship Tests. Lukhan Salakaia-Loto is in line to play another Test in Asia against Japan.