Remanded leader of the Indigenous People of Biafra, Simon Ekpa, is being held at the Kylmäkoski vankila (Kylmäkoski prison), one of the world’s toughest prisons, findings by Saturday PUNCH have shown. The high security prison is in Vanhamaantie, Akaa, Finland (pictured here). The Finnish police confirmed that Ekpa, who described himself as the Prime Minister…