Marchant's 'whirlwind' cycling switch

British cyclist Katy Marchant talks to BBC Look North about her switch to track cycling from heptathlon.

The 21-year-old, who used to train with Olympic gold medallist Jessica Ennis-Hill, is set to compete in the European Championships in Guadeloupe next week.

If you want to give track cycling a go, take a look at our guide to get you started.

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