The Senator representing Borno South, Ali Ndume, has again, vowed not to step down for any candidate in his quest to be the Senate President of the incoming Ninth National Assembly, Igbere TV reports. He said he was going to contest on the Floor of the Senate on June 11, despite the endorsement of Senator Ahmed Lawan by his party, the All Progressives Congress, APC. He was reacting to the the withdrawal of Senator Danjuma Goje (APC, Gombe) from the Senate Presidency race.  Starnews had reported that Danjuma Goje , Chairman of Senate Committee on Appropriations, on Thursday said he