Lizzy Yarnold smashes track record

Lizzy Yarnold smashes the Winterberg track record in her first heat at the Skeleton World Championships.

Lizzy, who , is looking for her first world title in Germany this weekend.

After two runs on Friday, her lead is 0.07sec over Canada's Elisabeth Vathje.

She's got two more runs on Saturday in her bid to become world champion.

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