England Women's head coach Gary Street has named his squad of 26 players for next month's Rugby World Cup in Paris.
London Welsh have continued their rebuilding process with the signing of Argentina loosehead prop Pablo Henn.
Former South Africa second row Alistair Hargreaves has been appointed as Saracens captain ahead of the new season.
England Sevens head coach Simon Amor has named his squad for the Commonwealth Games in Glasgow later this month.
Newly-promoted London Welsh have signed Australian forward Lachlan McCaffrey from Super 15 side Brumbies.
Saracens have announced that this season's home Premiership clash with Harlequins on March 28 has been switched to Wembley.
Saracens are set to complete a short-term deal for US Eagles international Thretton Palamo.
US Eagles winger Brett Thompson has signed a 12-month deal with Edinburgh.
Welsh rugby player Christopher Edwards has been suspended from sport for three years following an anti-doping violation.
Alex Corbisiero is confident the decision to rest his troublesome knee this summer will pay dividends.