Wales’s Jamie Roberts out of South Africa Test after Harlequins get tough

• Roberts faced disciplinary action from Quins if he did not return to club• Premiership Rugby may sanction Bath if Taulupe Faletau faces SpringboksJamie Roberts faced possible disciplinary action by his club Harlequins if he had not returned from Test duty this week.The Quins centre, who has won 94 caps, reported back for club training on Tuesday. It is thought that Quins, Roberts and his representatives were involved in discussions during the past couple of days after the player initially intimated that he wanted to remain with Wales. Roberts, though, is now on domestic duty before Harlequin…