Who will fight the Islamic State on the ground?

Aired: 9/6/2014 | 0:04:59 | Clip
Amid the growing threat posed by the Islamic State, President Obama recently called for a "ground game" in Iraq to help tackle the jihadist group. But who would make up that force? Anthony Cordesman of the Center for Strategic and International Studies joins Hari Sreenivasan to discuss US efforts to defeat the Islamic State.

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