Former Head of State and Congress for Progressive Change (CPC) presidential candidate in the 2011 general elections, General Muhammadu Buhari and the national leader of the Action Congress of Nigeria (ACN), Senator Bola Tinubu, have dropped their ambition to contest for the nation's number one job on the platform of the newly formed opposition megaparty, All Progressive Congress (APC).Former Head of State and Congress for Progressive Change (CPC) presidential candidate in the 2011 general elections, General Muhammadu Buhari and the national leader of the Action Congress of Nigeria (ACN), Senator Bola Tinubu, have dropped their ambition to contest for the nation's number one job on the platform of the newly formed opposition megaparty, All Progressive Congress (APC).