Expert to Rio Athletes: 'Don't Put Your Head Under Water' - ABC News
abcnews.go.com/Sports/wireStory/expert-rio-athletes-dont-put-head-water-41037457
RIO DE JANEIRO — Aug 1, 2016, 2:22 PM ET ... dangerously high levels of viruses from the pollution, a major black eye on Rio's Olympic project that has set off ...