Francesco Mazzagatti claims he is part of a ‘vexatious campaign of defamation, harassment and extortion’ - Aaron M Sprecher Shell has abandoned the £500m sale of almost a dozen gas fields in the North Sea to an oil trader accused of fraud. The oil giant said on Wednesday that it will no longer proceed with the sale to Francesco Mazzagatti’s Viaro Energy, claiming that completion conditions relating to the deal “were not met”. It comes after The Telegraph revealed a litany of allegations against Mr Mazz ...