Sen. Paul: A civil war in Iraq

A member of Iraq's security forces wave his national flag as newly recruited men gather (unseen) on June 18 2014 in the southern Shiite Muslim shrine city of Najaf following top Shiite cleric Grand Ayatollah Ali al-Sistani's call for Iraqis to take up arms against 'terrorists' who have overrun swathes of the country in a major offensive.

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    Sen. Paul: A civil war in Iraq

Sen. Rand Paul (R-KY) predicts a power vacuum in Iraq if Prime Minister Maliki leaves - and says a civil war is possible.