The CIA's new director, Mike Pompeo, is in Turkey to talk about a new strategy against the Islamic State group, a visit overshadowed by an accidental Russian airstrike on Turkish soldiers in Syria. When the dust settles, will this affect cooperation between Russia and Turkey? And with Donald Trump in the White House, could the US stance against Bashar al-Assad shift? Trump has talked up warming up relations with Vladimir Putin and recalibrating Washington-Moscow ties.
