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Lawmakers: 'We must go after ISIS' after new purported beheading videoCONGRESSIONAL LAWMAKERS urge the Obama administration to crank up the offensive against ISIS after another video surfaced purporting to show the graphic execution of an American journalist.

  • Video purportedly shows beheading
  • VIDEO: Friend of Sotloff reacts
  • VIDEO: New video shows beheading of American reporter by ISIS militants
  • Source: Obama given detailed intel for a year about rise of ISIS
  • OPINION: Why doesn't Obama understand we are already at war?
  • Report: Missing Libyan jetliners raise fears of suicide airliner attacks on 9/11
  • Krauthammer rips Obama over ISIS
  • 'SECURITY FORCE' Obama to send 350 more military personnel to Iraq

  • VIDEO: Is beheading video an 'act of war'?
  • DIRE WARNING Ebola outbreak 'out of control,' CDC chief says

  • American doctor in Liberia tests positive for Ebola, organization says
  • VIDEO: Campuses screening some exchange students for Ebola
  • JUST THE START? Expert expects that hackers will increase celeb attacks

  • Apple says its systems not to blame for hacking
  • DEFIANT DANCING Video shows Iranian woman breaking strict code

  • VIDEO: New fears emerge for Iran opposition residents
  • 32 teens escape from Tenn. detention center