Members of the Iraqi Special Operations Forces stand guard during an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces stand guard during an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS MILITARY)
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS MILITARY)
Members of the Iraqi Special Operations Forces stand guard during an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces stand guard during an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS MILITARY)
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS MILITARY)
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS MILITARY)
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS MILITARY)
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS MILITARY)
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS MILITARY)
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS MILITARY CONFLICT)
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad
Members of the Iraqi Special Operations Forces take part in an intensive security deployment in Baghdad's Amiriya district, June 18, 2014. The United States is contemplating talks with its arch-enemy Iran to support the Iraqi government in its battle with Sunni Islamist insurgents who routed Baghdad's army and seized the north of the country in the past week. REUTERS/Thaier Al-Sudani (IRAQ - Tags: CIVIL UNREST POLITICS) MILITARY CONFLICT)