Turkish authorities have reportedly detained a senior air force general and other officers accused of backing the failed coup aimed at ousting President Recep Tayyip Erdogan at a key air base used by U.S. forces for raids in Syria. Brigadier air force general Bekir Ercan Van was detained along...

U.S. Secretary of State John Kerry met with Russian President Vladimir Putin about boosting military and intelligence cooperation against Islamic State and al Qaeda in Syria and told him that without "concrete, near-term steps," diplomatic efforts to end the war could not go on indefinitely....

U.S. Secretary of State John Kerry took a proposal to boost military and intelligence cooperation against Islamic State and al Qaeda in Syria to Moscow on Thursday, despite doubts among U.S. defense and intelligence officials. Kerry was due to meet President Vladimir Putin on Thursday evening...

U.S. Secretary of State John Kerry heads to Moscow on Thursday to again seek deeper Russian cooperation in the war against Islamic State in Syria, but he faces strong opposition from defense and intelligence officials who argue that Washington and Moscow have diametrically opposite objectives...