CNN 's Chelsea J. Carter contributed to this report . About 20 journalists are missing in Syria , many believed held by ISIS , the CPJ says . The brutal killing of James Foley recalls the murders of Daniel Pearl and others . ISIS links Foley 's killing to U.S. airstrikes in Iraq and threatens another American captive . Score: 6
About 20 journalists are missing in Syria , many believed held by ISIS , the CPJ says . The brutal killing of James Foley recalls the murders of Daniel Pearl and others . ISIS links Foley 's killing to U.S. airstrikes in Iraq and threatens another American captive . Score: 6