Jonathan Tan in action in the mens' 13-14 year old 400m freestyle 'A' finals at the 47th Singapore National Age Group Swimming Championships. He came in second with a timing of 4:10.68, setting a new under-14 national record. (Photo © Soh Jun Wei/Red Sports)

Jonathan Tan in action in the men’s 13-14 years old 400m freestyle ‘A’ finals at the 47th Singapore National Age Group Swimming Championships. He finished first in a meet record and personal best of 4:07.95. (Photo 20 © Soh Jun Wei/Red Sports)