Abu Muhammed al-Adnani, spokesman for the Islamic State, has been killed in northern Syria, according to the IS semi-official news agency Amaq. He's shown here in an undated image provided by SITE Intel Group.
This image released by the the Mass Graves Directorate of the Kurdish Regional Government shows a human jaw bone exhumed from a mass grave containing Yazidis killed by Islamic State militants in the Sinjar region of northern Iraq in 2015.
Kurdish Mass Graves Directorate via AP
Vice President Biden and Turkish Prime Minister Binali Yildirim hold a news conference after meeting Aug. 24 in Ankara, Turkey. While the U.S. and Turkey are close allies, they've been at odds on a number of issues, and the meeting was designed to improve the atmosphere.
Adem Altan/AFP/Getty Images