Katy Marchant: Heptathlon to cycling switch was a 'whirlwind'

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.