Australia’s first curling Olympians have had their Beijing Winter Games cut short due to Covid-19, the Australian Olympic Committee announced Sunday. The AOC said curler Tahli Gill contracted Covid prior to the Games with ongoing testing alternating between negative and positive. Together with teammate Dean Hewitt, Australia were able to play seven matches with Gill managed under close contact protocols. “Sadly, further successive positive tests have ended their Olympic campaign,” the AOC said in a statement. The AOC would now work to get the pair back to Australia as soon as possible. AOC Che…