Halfpipe World Cup leaders Xuetong Cai and Ryo Aono win Calgary event

Halfpipe World Cup leaders Xuetong Cai and Ryo Aono win Calgary event

Xuetong Cai and Ryo Aono have won the season�s fourth halfpipe contest, which wrapped up today�s double event at Canada Olympic Park in Calgary, thus extending their lead in the race for the Crystal Globe.

Source: NEWS/Snowboarding/LG_Snowboard_FIS_World_Cup_2011_Slopestyle_Calgary_0834.htm

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