U.S., Canadian, British and Iraqi officials say they believe the plane crash near Tehran in which 176 were killed yesterday was likely caused accidentally by an Iranian anti-aircraft missile, while Iran says it was due to "mechanical failure".
An unnamed United States official says evidence suggests the drones approached Saudi Arabia from the northwest from Iraq or Iran, contrary to the Houthi militants' claim that the drones were launched from Yemeni territory. Three experts cited by CNN say the official's evidence is not conclusive.
U.S. officials confirm that an airstrike on an Iranian weapons depot in Amirli, Iraq on July 19 that killed two Iranian military commanders was conducted by Israel. The strike is the first known Israeli attack inside Iraq since Operation Opera in 1981.
Kurdish forces, backed by U.S. airstrikes, capture several villages in an offensive to retake the Iraqi town of Sinjar from Islamic State militants, who overran it more than a year ago. The operation aims to cordon off the town, take control of Islamic State supply routes, and establish a buffer zone to protect the town from artillery, according to the Kurdish national security council.
Iraq War: The United States has lost a total of 15 troops in Iraq this month, making it the deadliest month for U.S. forces in Iraq since June 2009, when 14 soldiers were killed fighting the Iraqi insurgency.
President of the United States Barack Obama delivers a televised Oval Office address to the United States commemorating the end of United States armed forces being directly involved in fighting in Iraq.