Lachlan Goh swims during the boys' 8-12 year old 100m butterfly. He finished third with a timing of 1:17.22. (Photo © Soh Jun Wei/Red Sports)

Lachlan Goh in action during the 100m butterfly. He finished third among his 10-year-old peers with a timing of 1:17.22. (Photo 14 © Soh Jun Wei/Red Sports)