A suspected rogue trader accused of a staggering £1.3billion fraud told friends he needed ‘a miracle’ days before he was arrested. Kweku Adoboli, 31, posted a desperate last message on Facebook as he tried to recover enormous losses he had run up through illegal trading. Detectives detained Adoboli, who works for Swiss banking giant UBS, during a 3.30am raid yesterday at his luxury London flat. The Ghanaian, who was privately educated in Britain and is the son of a retired UN worker, is accused of being responsible for the biggest loss ever accrued by a single trader based in London......