IPCC chairwoman Dame Anne Owers said that Sean Rigg's family had shown "determination and dignity" over a long period. She added:
We are already taking a critical look at the way we investigate deaths in general and this specific review, and the lessons to be learnt from it, will play an important part in the way that we develop and change our approach.
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The special counsel will make long-awaited appearances before politicians in Washington.
Strikes will affect patient and client services across 38 hospitals and healthcare facilities.
Da Silva was president in 2003-2010.