Glen Lim swimming during the butterfly leg of his 13-14 400m IM 'A' finals at the 47th Singapore National Age Group Swimming Championships. He won among the 13-14 year olds with a timing of 4:43.28. (Photo © Soh Jun Wei/Red Sports)

Glen Lim swimming the butterfly leg of his 13-14 years old 400m IM ‘A’ final at the 47th Singapore National Age Group Swimming Championships. He finished first among his peers with a timing of 4:43.28. (Photo 19 © Soh Jun Wei/Red Sports)