The Bosnia and Herzegovina international has been impressive since arriving from Roma last summer in a move in the region of £25million. Aitor Alcalde/Getty Images4Steven N’Zonzi’s stock has risen substantially since leaving . tors with the Reds, making them a more viable option if they are to do business with a Premier League side. MANCHESTER UNITED have made an enquiry over the availability of James Rodriguez for next summer — and have been told he would cost them £50million. Navas has been forced to fight for his place in Guardiola’s first team this season having made just five Premier League starts. CHINESE club Tianjin Quanjian are plotting? a stunning £80million bid for Chelsea striker Diego Costa. He sees Pepe as the perfect cover player, an experienced head to help mould United’s current d. West Ham 0 Manchester United 2: Mata and Ibrahimovic fire Red Devils to victoryRelated StoriesDire d. Related ArticlesTOUCHING TRIBUTEWillian breaks down in tears after scoring winner against Stoke foll. Under Sir Alex Ferguson, there was an imposing centre-back pairing throughout.