China, No. 3 with 12 overall, won only two gold medals from a population of 1.4 billion — 52 times Australia's. Australia's women are swimming powers, led by Kaylee McKeown and Mollie O'Callaghan.

SINGAPORE (AP) — Australia has a relatively small population. But Australia is a giant when it comes to competitive swimming. Whether it's the Olympics, or as it is this time ...