Yvette Cooper backed the prime minister for largely staying out of the Midde East conflict following comments by Sir Tony Blair and more criticism from Donald Trump.
The Tory leader has been heavily critical of how the prime minister has handled the latest conflict in the Middle East. But there's a risk that her attack on the government's strategy clashes with the views of voters.
"He is a political hostage. Held at the behest of a load of half-rate left-wing MPs, none of whom grasp the seriousness of the world that Britain is now in," the Conservative leader will say.
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