The son of Daniel Gyimah, ex National Investment Bank boss has been arrested by the Bureau of National Investigations (BNI).Stephen Gyimah, according to sources from the BNI, was picked up late Monday afternoon at an NIB branch in Accra, in connection with his father’s charges of causing financial loss to the state, as well as attempting to commit crime and forgery of documents.Gyimah is said to have evaded arrest from the BNI, months after his father was arrested for issuing a $60 million promissory notes to Eland International, without consulting the board of the NIB.But his lawyers who confirmed the arrest say the BNI has refused them access to their client.Kofi Osei Owusu, one of the lawyers, said they would not be allowed to speak to him nor will they be allowed access to the directors of the BNI.He told Joy News all efforts to find out the reason for the arrest of their client has failed.He said they have no idea what charges, if any, have been preferred against their client, and the BNI will not provide any information at all on his arrest.He described the arrest as a flagrant violation of the client's fundamental rights, hinting, they would resort to the law courts to force the BNI to produce their client.Story by Nathan Gadugah/Myjoyonline.com/Ghana