Displaced Iraqis take refuge at Dohuk province, Aug. 7, 2014.
The United States began to drop relief supplies to beleaguered Yazidi refugees fleeing Islamist militants in Iraq. Here displaced people, who fled from the violence in the province of Nineveh, arrive at Sulaimaniya province, Aug. 8, 2014.
Shi'ite Muslims listen to Sheikh Abdul Mehdi Al-Karbala'i speak as he delivers the text of a sermon by Iraq's top Shi'ite cleric Grand Ayatollah Ali al-Sistani, during Friday prayers at the Imam Hussein shrine in the holy city of Karbala, Aug. 8, 2014.
U.S. President Barack Obama talks about the humanitarian relief situation in Iraq inside the State Dining Room of the White House, in Washington, DC, Aug. 7, 2014.