Career
He competed in his sixth Olympics at the 2010 Winter Olympics, coming fourth.
He competed in his sixth Olympics at the 2010 Winter Olympics, coming fourth.
A seven-time Winter Olympian, he finally won his first medal at the 2006 Winter Olympics in Turin with a silver in the men"s singles event. At the 2014 Winter Olympics in Sochi, he won silver medals in the men"s singles and in the team relay. Demchenko also won five medals at the FIL European Luge Championships with two golds (Men"s singles: 2006, 2010), two silvers (Men"s singles: 1996, 2008), and one bronze (Men"s doubles: 1996). He was overall Luge World Cup champion in men"s singles in 2004–2005.