Sharon Dewison has been facing the prospect of losing her home for the past year. She is a single parent with children in school and is fearful for the prospect of uprooting her family and being forced into homelessness.
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The Labour leader did not say whether he would maintain Britain's nuclear deterrent programme.
Ukip leader Paul Nuttall also said he would want to get rid of Sharia courts.
Over 40,000 people picked up their packs to take part in the annual marathon in the capital.