 Tennis players, led by Nick Kyrgios, pledged to donate money for every ace served during the Australian summer of tennis.Many cricket players, such as international representatives Chris Lynn, Glenn Maxwell, D'Arcy Short, Matthew Renshaw and Fawad Ahmed pledged to donate money for every wicket and/or six during the remainder of the Australian cricket season.Shane Warne and Jeff Thomson, retired Australian cricketers, donated their baggy green Test cricket caps and Thomson also donated a playing vest for online auction.