Diezani Alison-Madueke: Oil tycoons deny paying bribes to former Nigerian minister
Oil tycoons deny paying bribes to former Nigerian minister Two oil executives have denied paying bribes to former Nigerian oil minister Diezani Alison-Madueke, a court has been told. Statements made by Kevin Okyere and Igho Sanomi to UK investigators were read out in Southwark Crown Court on Tuesda…