Paris Saint-Germain's official Twitter feed labels Diego Costa a 'fraud'

• Laurent Blanc: 'He likes contact challenges, even provocation at times'• PSG manager: 'I have told my players not to respond' Diego Costa has been labelled a "fraud" by Paris Saint-Germain's official Twitter feed before the second leg of the Champions League knockout tie against Chelsea, with the French club's manager, Laurent Blanc, having warned his players not to be provoked by the Spain striker. PSG's official account tweeted a Vine on Tuesday afternoon with the supporting video flicki...