A dozen Australian swimmers have been tested . A dozen Australian swimmers have fallen ill at the beleaguered Commonwealth Games in India , officials say . They are reporting a higher risk of infection than other athletes . Pool water has been clean , a games official said on condition of anonymity . Scientists are exploring what else could have infected the athletes .
A dozen Australian swimmers have been tested . They are reporting a higher risk of infection than other athletes . Pool water has been clean , a games official said on condition of anonymity . Scientists are exploring what else could have infected the athletes .