Communist Party of the Philippines' Benito Tiamzon and his wife Wilma Austria Tiamzon (L), released from prison on August 17, 2016 in order to participate in peace negotiations with the Philippines government in Norway, are seen in Oslo, Norway August 22, 2016. Berit Roald/NTB Scanpix/ via REUTERS

Communist Party of the Philippines’ Benito Tiamzon and his wife Wilma Austria Tiamzon (L), released from prison on August 17, 2016 in order to participate in peace negotiations with the Philippines government in Norway, are seen in Oslo, Norway August 22, 2016. Berit Roald/NTB Scanpix/ via REUTERS

Communist Party of the Philippines' Benito Tiamzon and his wife Wilma Austria Tiamzon (L), released from prison on August 17, 2016 in order to participate in peace negotiations with the Philippines government in Norway, are seen in Oslo, Norway August 22, 2016. Berit Roald/NTB Scanpix/ via REUTERS

August 22, 2016 7:51 AM (UTC+8)