Transcript for What Will Be Fate of US Hostages in ISIS's Hands?
Starting us off. The latest on the execution of James Foley. Federal investigators are now closing in on identifying his killer from the terrorist group Isis. We're also learning more this morning. They've been sending brazen e-mails to the families of those American hostages. ABC's chief investigative correspondent Brian Ross tracking late details for us. Good morning, U.S. Officials are saying this morning they believe there are at least three Americans currently being held by Isis and that with no negotiations under way and after a failed rescue mission, they fear we have not seen the last of this group's medieval barbarism. As the FBI steps up its hunt for the killer of James Foley, some former hostages identified him as one of three british citizens the hostages nicknamed the beatles who served as jailers, torturers and executioners for the islamic terror group. Jim was the subject of repeated physical abuse at their hands. Reporter: With growing concern about the fate of a second U.S. Hostage held by Isis, Steven sotloff, the secretary of defense said the U.S. Would not hesitate to do a second mission. We will not relent our efforts to bring our citizens home and their captors to justice. Reporter: The mission involved special forces and a fleet of aircraft was launched after it became clear that no negotiations were possible with the Isis group which had demanded a ransom of $130 million for the release of Foley. The FBI didn't take it seriously. We didn't take it seriously. Reporter: Meme involved in the process say hostages from France and other european countries held by Isis were set free after ransom papers of about $2 million cash each delivered by middle men from Turkey. Something the U.S. Has refused to consider as a matter of principle. In a final chilling e-mail sent last week to the parents of James Foley, Isis said, you did not spare our weak elderly women or children so we will not spare yours and that's how the Foley parents learned their son was going to be executed. Unbelievable. All right, thank you. Defense secretary chuck
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