In The Guardian, Malcolm Fraser has said ‘Air power alone will not make a difference in Iraq. Barack Obama and his allies have the worst strategic understanding possible of what they claim is an existential threat ’ See link to article below

http://www.theguardian.com/commentisfree/2014/oct/08/without-a-ground-force-and-an-end-point-the-war-against-isis-will-be-a-farce