Sir Chris Hoy hosts a cycle challenge
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Glasgow 2014: Sir Chris Hoy counts down to games

Events are being held across Glasgow to mark the one year countdown to the 2014 Commonwealth Games.

Olympic and Commonwealth gold medallist Sir Chris Hoy has been hosting a cycle challenge and launching the games' ticketing guide.

Team Scotland athletes joined him for the launch held in Glasgow's Buchanan Street.

The XX Commonwealth Games will be held in Glasgow from 23 July to 3 August 2014.

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