U.N. to send team to investigate Islamic State crimes in Iraq
Kurdish peshmerga forces celebrate as they take control of Sulaiman Pek from the Islamist State militants, in the northwest of Tikrit city September 1, 2014. REUTERS/Youssef Boudlal
Ambulances arrive to transport people injured in a suicide bombing in the centre of Ramadi, western Anbar province, August 31, 2014. REUTERS/ Ali al-Mashhadani
Smoke billows from the town of Sulaiman Pek during clashes between Iraqi Kurdish Peshmerga troops and Islamic State (IS) militants, August 31, 2014. REUTERS/ Stringer
Scenes from this year's Burning Man festival in Nevada.
Our top photos from the past week.
A lava field north of the Vatnajokull glacier comes to life.
Al Qaeda-linked militants seize U.N. peacekeepers after capturing a border crossing between Syria and Israel-occupied Golan Heights.