Justin Chan of NUS hands over to teammate Russell Kam between the first and second legs in the Men's 4x400m Relay first timed final. (Photo 1 © Iman Hashim/Red Sports)

Justin Chan of NUS hands over to teammate Russell Kam between the first and second legs in the Men’s 4x400m Relay first timed final. (Photo 20 © Iman Hashim/Red Sports)