Melbourne, Nov. 24 -- Australian head coach Andrew McDonald confirmed that further investigation will be carried out for opener Usman Khawaja's back issue for the second Ashes Test, a pink-ball match at Brisbane and dismissed concerns that age is catching up with the southpaw, who will be 39 in December.

After finishing the Perth Ashes opener in two days, players and staff flew to their home cities. Khawaja's back spasms are a significant concern for the Aussies, as the 38-year-old was not able to open in both innings and failed to score well in his only attempt with the bat. He also dropped an easy catch at slips before leaving the field in England's second innings.

McDonald confirmed that the medical staff will be looking into the inj...