Australia heaved a major sigh of relief on Wednesday after skipper Pat Cummins declared run-machine Travis Head fit for the Boxing Day test against India at the Melbourne Cricket Ground. India nemesis Head, the leading scorer of the five-test series for the Border-Gavaskar trophy, suffered a quad strain in Brisbane. "He ticked off some final things today and yesterday, but no stress, no worries about injury for Trav," Cummins told reporters after training on Wednesday. "He'll go into the game