Ted Cruz and Lindsey Graham at Odds Over 'Boots on the Ground'
The two senators disagree over whether U.S. troops will be required to defeat the Islamic State.
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Senators Lindsey Graham and Ted Cruz, two men who may soon face-off in the Republican presidential primary, often don't see eye to eye.
On Sunday, Cruz further distanced himself from Graham by saying that the U.S. should refrain from sending ground troops to fight the Islamic State of Iraq and the Levant.