BENGALURU, July 4 : Sevens stalwarts Henry Hutchison and Maurice Longbottom believe the growing crossover between the shorter game and the Wallabies is strengthening Australian rugby as players move between the formats around Olympic and World Cup cycles.With Australia preparing to host the Rugby World Cup next year, Hutchison said the pathway between the two formats had become more fluid, allowing players to move in either direction at different stages of their careers."There's a bit of crossover between Sevens and 15s and 15s to Sevens," Hutchison told Reuters. "We now have a couple of our boys in the Wallabies team who played for us a year or two earlier." The 29-year-old, who made his Australia Sevens debut in 2015, said Wallabies such as Corey Toole, Dylan Pietsch and Tate McDermott h