Answer
Bjørndalen has won four Olympic silver medals. He earned his first silver in the 10 km sprint at the 2002 Salt Lake City Games. He added another silver in the 12.5 km pursuit at the 2006 Turin Games. In 2010, he won silver in the 15 km mass start at the Vancouver Games. His final Olympic silver came in the 4x7.5 km mixed relay at the 2014 Sochi Games.