(HawaiiNewsNow) - Kerri Walsh and her playing partner Misty May Treanor have been called the greatest beach volleyball team of all-time. The duo won gold at both the 2004 and 2008 Olympic Games. In those two Olympic Games, the Walsh/May-Treanor team never lost a set and had a 108 match unbeaten streak when they finished in Beijing. Now they're in London gearing up for this year's Olympics! The opening ceremony starts this Friday and don't forget, stay with KHNL for all your Olympic coverage!