About 20 journalists are missing in Syria , many believed killed by ISIL , the CPJ says . `` I do n't think the White House is going to pull back on this , even though there probably will be more executions , as promised by ISIS , '' said Baer , a former CIA operative . The brutal killing of James Foley followed the killing of Daniel Pearl and others . ISIS links Foley 's killing to U.S. airstrikes in Iraq and took another American captive . ` ` I do n't think the White House is going to pull back on this , '' a national security analyst says .
About 20 journalists are missing in Syria , many believed killed by ISIL , the CPJ says . The brutal killing of James Foley followed the killing of Daniel Pearl and others . ISIS links Foley 's killing to U.S. airstrikes in Iraq and took another American captive . ` ` I do n't think the White House is going to pull back on this , '' a national security analyst says .