Newcastle Falcons are to sign winger DTH van der Merwe for the 2017-18 season once his Scarlets deal expires.
Wasps sign winger Marcus Watson and prop Ben Harris from Newcastle, plus Nottingham hooker Antonio Harris, for 2017-18.
Newcastle Falcons continue to add to their squad with the signings of brothers Josh and Joel Matavesi.
A Sonatane Takulua hat-trick sees Newcastle score seven tries in an impressive win against Northampton.
Audio & Video
Near the halfway stage of the 2016-17 season, BBC Sport's Jeremy Guscott assesses the sides vying to be Premiership champions.
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