South African prop Rossouw de Klerk is set to join Glasgow Warriors from Super 15 side, the Cheetahs.
London Welsh have announced the signing of Cardiff Blues lock James Down.
Sale Sharks have announced the signing of former England flanker Magnus Lund.
Three Clermont Auvergne players have been hospitalised after being attacked with machetes and swords.
Former captain Simon Easterby has been confirmed as Ireland's new forwards coach.
Mike Tindall agonised over his decision to retire, even after 17 years of top-flight rugby, according to Iain Balshaw.
Matt Corker and Tom May will continue their role as dual captains for London Welsh this season.
Mike Tindall has announced his retirement from professional rugby.
Tonga prop Eddie Aholeilei has signed for London Welsh, becoming the Aviva Premiership new boys' 22nd summer recruit.
Exeter Chiefs captain Dean Mumm has undergone shoulder surgery and is set to miss the start of the new season.