The UK Justice Secretary, Chris Grayling, says the prison which will be built in north Wales will be 'Britain's biggest'.
He says the announcement is a very important part of upgrading Britain's prisons.
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Wasps have confirmed that Cardiff Blues head coach Danny Wilson will join their coaching coaching team for 2018/19 season.
The Bluebirds boss was sent from the touchline in the 78th minute by referee Steve Martin in the 2-2 draw at Reading.
Swansea's defeat was their joint-heaviest of the season and they remain bottom of the Premier League with 12 points from 17 games.