Onzy Nkrumah withdraws suit against CPP Former Presidential aspirant of the Convention People's Party (CPP), Onzy Nkrumah, has withdrawn the suit against the CPP intended to stop the party from holding the last presidential primaries. Mr Nkrumah, prior to the CPP primaries filed a suit at the Human Rights Court to stop the congress after he was disqualified by the party. GBC