MELBOURNE : Top order batsman Matt Short will have a role in Australia's leadership group during the Twenty20 series against Pakistan and has put his hand up to stand in as captain with Mitchell Marsh away on paternity leave. Short has fewer than 20 white-ball internationals to his name but the 28-year-old Victorian led the Adelaide Strikers with aplomb in the last Big Bash League (BBL) tournament when promoted to captain the T20 side. With none of Australia's test regulars in the T20 squad