(File photo) MANILA - President Rodrigo Duterte's memorandum barring officials and employees of the Executive Branch from attending the ongoing Senate Blue Ribbon Committee hearings into government's spending for the Covid-19 pandemic does not upset the principle of checks and balances, Malacanang said on Thursday. Presidential Spokesperson Harry Roque made this remark after the Integrated Bar of the Philippines (IBP) urged Duterte to recall his memo, saying it "upsets the system of checks and balances and transgresses the doctrine of separation of powers" among the three co-...