Foreign Secretary William Hague has told ITV News Political Editor Tom Bradby that Iraq faces a "severe challenge to its existence as a state" and the current conflict will be a "decisive moment in its history."
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France Foreign Minister called for the action after a meeting the six European foreign ministers in Berlin.
He said that he would put himself forward if a fresh contest is held amid growing calls for him to stand down within the party.
Pet owners and cat lovers are being warned to stay on high alert after the so-called Croydon Cat Killer appeared to strike in another city.