Foley beheading video shocks the world, Obama says


US President Barack Obama has said the beheading of US journalist James Foley is "an act of violence that shocks the conscience of the entire world".
Mr Obama compared Islamic State (IS), the group which made a video of Mr Foley's killing, to a "cancer" and said its ideology was "bankrupt".
IS said Mr Foley's death was revenge for US air strikes on its fighters in Iraq.
But Mr Obama pledged to continue "to do what we must do" to confront IS.
The UN, UK and others have also expressed abhorrence at the video.
Mr Foley's mother Diane said he "gave his life trying to expose the world to the suffering of the Syrian people". More...