[Vanguard] A chieftain of the ruling All Progressives Congress, APC, Femi Fani-Kayode has urged the Department of State Services, DSS to arrest the presidential candidates of the Peoples Democratic Party, PDP, Atiku Abubakar and his Labour Party, LP counterpart, Peter Obi over alleged call for an interim government instead of handing over power to the democratically elected president on May 29th.