US journalist Steven Sotloff
Media playback is unsupported on your device

Sotloff beheading: Obama warning to Islamic State

President Barack Obama has vowed the US will not be intimidated, after Islamic State militants released a video showing the beheading of American journalist Steven Sotloff.

Mr Obama warned: "Our reach is long and justice will be served."

Another US journalist, James Foley, was similarly murdered last month.

BBC security correspondent Frank Gardner reports.

  • 03 Sep 2014
Go to next video: Steven Sotloff's mother: 'Free my son'