US Secretary of State John Kerry has paid tribute to murdered journalist James Foley, saying: "No masked coward can ever steal his legacy."
He also expressed his rage at the Islamic State, who were behind the attack, labelling them "ugly, savage, inexplicable, nihilistic, valueless evil."
Jim Foley went to the darkest of places to shine the light of truth/he was brave and bold/no masked coward can ever steal his legacy
His family is incredible/we’ve all been touched by their fight for Jim.
There is evil in this world. ISIL = ugly, savage, inexplicable, nihilistic, valueless evil.
A British family have told ITV News of their devastation after discovering a close relative is fighting with the Islamic State in Iraq.
A French journalist who was held hostage with James Foley in Syria has told ITV News it was "devastating" to see his murder.