SYDNEY - Usman Khawaja will have an opportunity to audition for Ricky Ponting's spot in the test team after the left-hander was named captain of the Australia Chairman's XI to take on Sri Lanka in Canberra next week. Left-handed batsman Khawaja, 25, who made his Test debut for the injured Ponting in the Ashes test in Sydney in January 2011, will lead the side in the only warm-up game for the visitors.