Wasps expect to discover by the end of the week whether Leigh Halfpenny will join the Aviva Premiership club next season.
Japan number eight Amanaki Mafi will join Bath in January on a short-term contract until the end of the season, the club have announced.
England fly-half George Ford has extended his contract with Aviva Premiership club Bath.
Bath's announcement comes just three days after Ford kicked a match-winning touchline conversion to secure a 25-23 victory over European Champions Cup opponents Wasps.
Mark Durden-Smith and David Flatman present round five highlights.
Danny Cipriani missed a last-minute penalty and Sale Sharks had to settle for a 15-15 draw against Newcastle Falcons.
The Falcons earned their first points of the Aviva Premiership season by holding the home side at the AJ Bell Stadium.
Newcastle scored the only try of the first half through Rob Vickers while Mike Delany also added a penalty, but four three-pointers from Cipriani took Sale into the lead at the interval.
Mark Durden-Smith and David Flatman present the latest Aviva Premiership Rugby action. Matches featured include Northampton v Saracens, Exeter v Leicester and Wasps v Gloucester - watch all the highlights on ITV Player now.