September 21, 2014 -- Updated 1800 GMT (0200 HKT)
Lewis Hamilton takes full advantage of the misfortune which befell Mercedes teammate and bitter rival Nico Rosberg to win under the Singapore floodlights and leapfrog him in the standings.
Formula One's new rule banning driver coaching on team radios is now in place, but it was a message going in the other direction that summed up the fine line between success and failure for this season's title contenders.
Take the fittest driver in Formula One and test him against two of the world's leading triathletes in a high-performance laboratory -- you might be surprised by the results.
Take a tour of Singapore's Marina Bay street circuit, where the 14th race of the 2014 Formula One season will take place under lights this weekend.
Live the 2014 Formula One season through The Circuit's essential guide.