Marcus Tan (#122) celebrating with teammate Samuel Lee (#116) after the race, in disbelief that he has just clinched the A Division boys' 4x400m relay gold for RI. (Photo 1 © Iman Hashim/Red Sports)

Marcus Tan (#122) celebrating with teammate Lee Sheng Hao (#118) after the race, in disbelief that he has just clinched the A Division boys’ 4x400m relay gold for RI. (Photo 50 © Iman Hashim/Red Sports)