The Trust has released a statement saying Maria Ball has resigned with immediate effect.
The process for appointing a new or interim chair will be started immediately but in the meantime Paul Remington who is vice chair will lead the organisation with Andrew Morgan, the interim chief executive.
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Police have released pictures of five men convicted for their part in raids on shops and banks across the region
It may be the first weekend of spring in the meteorological calendar but winter's winds will continue to blow
Five men have been convicted of a string of ATM ram raids and burglaries in which more than £400,000 was stolen.