Olympic swimmers hope for winning edge with latest 'rocket suits'

Competitors believe innovation can be the difference in a sport where medals are sometimes decided by a mere fingertip, although the evidence is not so sure. Driven by technology that takes inspiration from space travel, Speedo has produced a new version of its Fastskin LZR Racer suit billed as its most water-repellent ever. Claiming to provide a sense of "weightlessness", it will be worn by top swimmers including Emma McKeon from Australia, the American Caeleb Dressel and Britain's Adam Peaty...