MANILA, Philippines — Sen. Alan Peter Cayetano has answered the obstruction of justice complaint filed against him over Sen. Ronald “Bato” Dela Rosa’s alleged “escape,” the Office of the Ombudsman said on Thursday. The anti-graft body said it received Cayetano’s counter-affidavit on Wednesday in response to the complaint-affidavit filed by Tindig Pilipinas on June 3.