Turkey's President Recep Tayyip Erdogan, centre, poses for photographs with military chiefs of Balkan nations following his speech at their conference, in Istanbul Wednesday, May 11, 2016. Erdogan said Turkish forces have killed some 3,000 Islamic State militants in Syria and Iraq, insisting that no other country has matched Turkey's efforts against the extremist group. At the same meeting earlier however, Turkey's Chief of Staff Gen. Hulusi Akar, left, put the number of IS militants killed Syria and Iraq at 1,300. (AP Photo/Lefteris Pitarakis)