▁Elect oral ▁Institute ▁reported ▁that ▁Manuel ▁And rade ▁had ▁received ▁ 4 4 . 0 5 % ▁of ▁the ▁votes , ▁while ▁César ▁Ra úl ▁O j eda ▁had ▁received ▁ 4 3 . 2 7 % ▁of ▁the ▁votes , ▁and ▁de ▁la ▁V ega ▁ 8 . 3 9 %. ▁The ▁PR D ▁and ▁O j eda ▁decided ▁to ▁go ▁to ▁the ▁Federal ▁Elect oral ▁Trib unal ▁to ▁dispute ▁the ▁election ▁results . ▁ ▁On ▁ 2 9 ▁December ▁ 2 0 0 0 , ▁two ▁days ▁before ▁Manuel ▁And rade ▁took ▁office ▁as ▁governor , ▁the ▁Federal ▁Elect oral ▁Trib unal , ▁with ▁four ▁votes ▁in ▁favor ▁and ▁two ▁against , ▁ann ul led ▁the ▁election ▁results ▁and ▁And rade ' s ▁victory , ▁an ▁un pre ced ented ▁move ▁in ▁Mexico . ▁ ▁The ▁Trib unal ▁found ▁that ▁" the ▁government ▁of ▁the ▁state ▁of ▁Tab as co ▁was ▁not ▁neutral ▁in ▁the ▁g ubern atorial ▁election , ▁which ▁implies ▁an ▁effect ▁on ▁the ▁freedom ▁of ▁the ▁possible ▁suff rage ". ▁ ▁In ▁the ▁absence ▁of ▁a ▁Governor - elect , ▁the ▁con gress ▁of ▁the ▁state ▁appointed ▁En rique ▁Pr iego ▁O ro pe za ▁as ▁acting ▁governor , ▁who ▁would ▁have ▁to ▁remain ▁in ▁the ▁position ▁for ▁up ▁to ▁ 1 8 ▁months , ▁and ▁call ▁new ▁elections ▁for ▁governor . ▁ ▁Dis put e ▁over ▁Act ing ▁Governor ▁ ▁The ▁ann ul ment ▁of ▁the ▁election ▁results ▁took ▁the ▁Government ▁by ▁surprise ▁and ▁Congress ▁held ▁a