Lino Cayetano on siblings Alan, Pia: Feud won’t keep us from gov’t service. MANILA, Philippines — Newly appointed Presidential Communications Office (PCO) Secretary Lino Cayetano on Tuesday said his political differences with his siblings will not hinder their family from serving Filipinos. He also called on supporters of President Ferdinand Marcos Jr. to unite across political lines and focus on programs that will benefit Filipinos, saying shared values matter.