JB Murphy representing Ireland in London
JB is competing for his country along with his team mate Fintan Ryan from Wicklow at the event in Queen Elizabeth Olympic Park.
Readers can see the racing on Eurosport each evening until Sunday and the commentators will explain the different races that make up a six-day event.
There are a variety of races mostly made up of Madison style races where both team members are on the track at the same time with the riders changing by means of a hand sling.
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