Intro:

Great Britain has claimed its third gold at the Track Cyclin World Cup, after Mark Christian and Owain Doull triumphed in the men's madison final.

Script:

Great Britain claimed another gold on day two of the Track Cycling World Cup in London.

Mark Christian and Owain Doull triumphed in the men's madison final ahead of New Zealand and Germany.

The 6,000 strong crowd lapped up an exciting finish to the event.

It's Christian and Doull's second gold of the three day competition.

They were part of the victorious men's pursuit team on Friday.

Germany meanwhile claimed two gold.

Kristina Vogel out-raced Russia's Anastasiia Voinova in the women's sprint final.

And Stefan Botticher won the men's keirin final ahead of British Olympic champion Jason Kenny, who finished sixth.