Billy Vunipola boost for England but Saracens have to wait for No8’s return

• ‘Billy is due back in October but in true Billy style he will be back before that’• Saracens are also without their Lions players for the start of the seasonBilly Vunipola will miss the start of the Premiership season because of the shoulder injury that ruled him out of the British & Irish Lions tour of New Zealand but the Saracens director of rugby, Mark McCall, said the No8 will be back in time for England’s autumn campaign in November.McCall was less candid about exactly when his six Lions tourists will return to action but admitted the majority will not be used at the start of t…