When the United States and China discuss cooperating against Islamic State later this month, the most prominent outcome is likely to be less criticism of each other's anti-terrorism policies.
Both countries have flagged that President Barack Obama and President Xi Jinping will discuss the issue when they meet on the sidelines of the Asia-Pacific Economic Cooperation (APEC) summit in Beijing.
Cooperation like sharing intelligence will be difficult. And China will not commit troops or weapons.
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