ISIS is believed to be have at least two more U.S. captives . It is also holding captives from other Western countries . The latest beheading has identified a British soldier . Tice , a freelance journalist who was contributing articles to The Washington Post and other news outlets , disappeared in Syria in August 2012 . It 's not clear who 's holding U.S. journalist James Tice , who disappeared in Iraq .
ISIS is believed to be have at least two more U.S. captives . It is also holding captives from other Western countries . The latest beheading has identified a British soldier . It 's not clear who 's holding U.S. journalist James Tice , who disappeared in Iraq .