Japanese Prime Minister Shinzo Abe attends a joint press conference with Palestinian President Mahmoud Abbas at the Palestinian Authority headquarters, in the West Bank city of Ramallah, Tuesday, Jan. 20, 2015. An online video released Tuesday purported to show the Islamic State group threatening to kill two Japanese hostages unless they receive a $200 million ransom in the next 72 hours. (AP Photo/Nasser Nasser)