Leicester Tigers prop Ellis Genge is to have shoulder surgery and is likely to be out for a couple of months.
Wales and Lions wing George North will hold transfer talks with the Dragons during the next month.
Bath sign Argentina prop Lucas Noguera and welcome back Australia hooker Nathan Charles from his short spell at Wasps.
Bath are charged by Premiership Rugby after allowing number eight Taulupe Faletau to play for Wales against South Africa.
England lock Maro Itoje has had surgery after fracturing his jaw playing for Saracens against Harlequins on Sunday.
Leinster and Ireland back row Jordi Murphy will join Ulster on a two-year contract at the end of this season.
Preview as Cambridge and Oxford Universities prepare to meet in the men's and women's Varsity matches at Twickenham on Thursday.
England lock forward Joe Launchbury signs a contract extension with Premiership side Wasps.
Premiership club Bath give extended contracts to young trio Elliott Stooke, Josh Bayliss and Tom Ellis.
Dec 6 (Reuters) - Bath have been charged by Premiership Rugby for releasing number eight Taulupe Faletau to play for Wales against South Africa last Saturday, the governing body has said.
LONDON, Dec 5 (Reuters) - England forward Maro Itoje could miss the start of the Six Nations after fracturing his jaw playing for Saracens.
John Hardie faces a tough job to force his way back into Edinburgh coach Richard Cockerill's plans once he he returns from suspension.
Ulster Rugby confirm that "discussions have taken place" with a view to Ireland back row Jordi Murphy joining the province from Leinster.
Full-back Ahsee Tuala signs a new deal until 2020 with Northampton Saints, who lose injured Alex Waller for two months.