Cayetano bloc challenges Senate change in leadership before Supreme Court

MANILA, Philippines--A faction of 10 senators led by ousted Senate president Alan Peter Cayetano has filed a petition before the Supreme Court seeking to nullify the June 3 leadership change in the Senate, labeling it a "rump session" conducted without the constitutionally required quorum . In an 87-page petition for certiorari and prohibition, the group argued that the session where Sen. Sherwin Gatchalian was installed as Acting Senate President was invalid, as only 12 senators were physically