Women's 4X100 Freestyle Relay Final | Rio 2016 Replays
A pair of Australian sisters and their teammates claim a new world record and win gold in the women's 4x100 freestyle relay.
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Women's 4X100 Freestyle Relay Final | Rio 2016 Replays
A pair of Australian sisters and their teammates claim a new world record and win gold in the women's 4x100 freestyle relay.