'It's all about player safety' - Are 20-minute red cards working?

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Former referee Nigel Owens says "it's all about player safety" as Sam Warburton, Tommy Bowe, Martin Johnson and Alun Wyn-Jones discuss Garry Ringrose's 20-minute red card in Ireland's 27-18 Six Nations win over Wales at the Principality Stadium.

WATCH MORE: Highlights: Wales 18-27 Ireland

Watch highlights on Six Nations Rugby Special on BBC iPlayer.

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