3 March 2014 Last updated at 06:33

Track Cycling Worlds 2014: Laura Trott wins Omnium silver

Double Olympic champion Laura Trott wins her second medal at the World track Cycling Championships in Colombia as she takes silver in the Omnium.

Trott won gold in the team pursuit earlier in the week but was beaten by American Sarah Hammer for the second year running in the multi-event Omnium.

Britain won five gold medals in all at this year's championships, with the men failing to get a medal for the first time since 1998.

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