Philippine President Rodrigo Duterte gestures during his first State of the Nation Address at the Philippine Congress in Quezon city, Metro Manila, Philippines July 25, 2016. REUTERS/Erik De Castro/Files

Philippine President Rodrigo Duterte gestures during his first State of the Nation Address at the Philippine Congress in Quezon city, Metro Manila, Philippines July 25, 2016. REUTERS/Erik De Castro/Files

Philippine President Rodrigo Duterte gestures during his first State of the Nation Address at the Philippine Congress in Quezon city, Metro Manila, Philippines July 25, 2016. REUTERS/Erik De Castro/Files

August 17, 2016 6:12 AM (UTC+8)