The alleged mastermind of the April 14 bomb blast that killed over 75 persons at a crowded motor park in Nyanya Abuja, Aminu Ogwuche, yesterday, begged a Federal High Court sitting in Abuja to order his immediate release from detention.In an ex-parte application he filed through a Senior Advocate of Nigeria, Mr. Ahmed Raji, Ogwuche, told the court that since July 15, 2014, when he was arrested in Khartoum, Sudan and extradited to Nigeria, he said the Federal government has neither arraigned, tried nor granted him administrative bail despite several demands.