 UNA spokesperson JV Bautista also said that Pimentel has taken a leave of absence as PDP-Laban's presidency, and that PDP-Laban will not be in Pimentel's certificate of nomination as the latter is running under the Liberal Party.However, Pimentel denied that he took a leave of absence from the PDP-Laban presidency.On the first day of filing of certificates of candidacies, senatorial nominees of UNA filed theirs at the Commission on Elections national offices at Intramuros.