London 2012 - A generous lead gives Alistair Brownlee enough time to grab a British flag, slow to a jog, and celebrate even before he takes the tape for gold in triathlon.

London 2012 - Alistair Brownlee pulls away from Javier Gomez of Spain and brother Jonathan Brownlee, who was assessed a 15 second penalty to be served just off the men’s triathlon course.

Alistair Brownlee of Great Britain celebrates after crossing the finish line during the Men's Triathlon at Fort Copacabana on Day 13 of the 2016 Rio Olympic Games on August 18, 2016 in Rio de Janeiro, Brazil.

Alistair Brownlee of Great Britain celebrates after crossing the finish line during the Men's Triathlon at Fort Copacabana on Day 13 of the 2016 Rio Olympic Games on August 18, 2016 in Rio de Janeiro, Brazil.

Alistair Brownlee and Jonathan Brownlee of Great Britain compete during the Men's Triathlon at Fort Copacabana on Day 13 of the 2016 Rio Olympic Games on August 18, 2016 in Rio de Janeiro, Brazil.

Alistair Brownlee and Jonathan Brownlee of Great Britain celebrate during the Men's Triathlon at Fort Copacabana on Day 13 of the 2016 Rio Olympic Games on August 18, 2016 in Rio de Janeiro, Brazil.

Alistair Brownlee of Great Britain competes during the Men's Triathlon at Fort Copacabana on Day 13 of the 2016 Rio Olympic Games on August 18, 2016 in Rio de Janeiro, Brazil.

BEIJING - AUGUST 19: Alistair Brownlee of Great Britain competes in the running portion of the Men's Triathlon Final at the Triathlon Venue on Day 11 of the Beijing 2008 Olympic Games on August 19, 2008 in Beijing, China.

London 2012 - Alistair Brownlee of Great Britain takes the tape for gold in men’s triathlon.

London 2012 - Jonathan Brownlee of Great Britain joins brother Alistair and Spaniard Javier Gomez in the breakaway group in the men’s triathlon.