Steff Evans was linked with a move to the Top 14, but the Wales flyer has decided to remain with his home region.
Louis Rees-Zammit, the 18-year-old Gloucester flyer, could make his Wales debut in the Six Nations in a new era under Wayne Pivac.
Gregor Townsend has turned to Stuart Hogg to lead Scotland in the Six Nations following Greig Laidlaw's international retirement.
The Six Nations kicks off next month and England will have a new coaching line-up in place for the tournament.
Joey Carbery has suffered another injury blow and will play no part in Ireland's bid to regain the Six Nations title.
Charles Ollivon only has 11 caps to his name but the Toulon back-row will captain a new-look France during the Six Nations.
Ian Foster's New Zealand coaching staff has been finalised with the appointment of Scarlets boss Brad Mooar, who will head home in June.
Fly-half Greig Laidlaw said it was an "incredibly hard" decision to retire from international rugby.
John Plumtree has been appointed New Zealand forwards coach and Greg Feek scrum coach in a new era for the All Blacks.
Eddie Jones has given little away over whether he would be prepared to remain in the England job until the next Rugby World Cup.
Rob Howley placed 363 bets across a 46-month period from November 2015 and has said sorry after being hit with a lengthy ban.
After placing 363 bets across a 46-month period from November 2015, Rob Howley has been handed an 18-month ban from rugby.
Leinster head coach Leo Cullen is unsure how long fly-half Johnny Sexton will be out of action.
After spending eight years as assistant to Steve Hansen, New Zealand head coach Ian Foster knows he must be his own man.
New Zealand Rugby (NZR) confirmed the appointment of Ian Foster as All Blacks head coach on a two-year deal.
Conor O'Shea has been announced as England's director of performance, with Nigel Melville leaving the RFU.