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 band announced at a free concert on Friday that they would take over the event's Pyramid stage on Saturday June 25.
The victims were collecting permits and escorts a day after their home town was liberated from the extremists.
Scotland Yard said the male youths will appear in custody at Westminster Magistrates' Court on Saturday.