Park Chul-hong, skipper of the South Korea-registered carrier DongBang Giant 2, is escorted by unidentified man after he was freed by militants of the Abu Sayyaf group, at Jolo airport in Sulu, southern Philippines

Park Chul-hong, skipper of the South Korea-registered carrier DongBang Giant 2, is escorted by unidentified man after he was freed by militants of the Abu Sayyaf group, at Jolo airport in Sulu, southern Philippines

Park Chul-hong (L), skipper of the South Korea-registered carrier DongBang Giant 2, is escorted by unidentified man after he was freed by militants of the Abu Sayyaf group, at Jolo airport in Sulu, southern Philippines January 14, 2017. REUTERS/Nickee Butlangan

January 14, 2017 8:03 PM (UTC+8)