Obama: Fight the 'cancer of violent extremism'

(CNN) - U.N. Security Council members on Wednesday unanimously approved a resolution to address the growing threat posed by foreign terrorist fighters, a measure that U.S. President Barack Obama applauded while insisting it "must be matched and translated into action" to have any effect.

"Resolutions alone will not be enough, promises on paper cannot keep us safe, lofty rhetoric and good intentions will not stop a single terrorist attack," Obama said.

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