Welcome to BikeRadar’s guide to the keirin, one of the six events that will be raced on the velodrome at the London 2012 Olympics . In the following video, we’ve teamed up with 1992 Olympic gold medallist Chris Boardman, who explains the nature of the keirin and how it’s won. brightcove.createExperiences(); Video: Keirin- track cycling event guide presented by Chris Boardman What is the …

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