Claims provisional winner Tshisekedi has done deal with former ruler may be more than sour grapes.
Buhari has urged Nigerians to understand him and give him more time to translate his intentions for the country.
Welcome to the live update of Nigeria 2019 General elections.
As elections were postponed, President Joseph Kabila's time in power has been extended.
This is seen as a move to address the malpractices that have characterised previous elections.
The governors said they believe campaigning on issues will ensure victory for the party and help it defeat opposition candidates and parties.
The party leaders demanded the cancellation of the just concluded Osun State governorship election.