The Iraqi prime minister has said he will not bow to international pressure on forming a national unity government to tackle the Sunni rebellion in the north, calling the idea a "coup" against the constitution.<br /><br />Al Jazeera's Shihab Rattansi reports from Washington.<br /><br />Subscribe to our channel http://bit.ly/AJSubscribe<br />Follow us on Twitter https://twitter.com/AJEnglish<br />Find us on Facebook https://www.facebook.com/aljazeera<br />Check our website http://www.aljazeera.com/
