
ISTANBUL, TURKEY - AUGUST 26 : Turkish Prime Minister Binali Yildirim (R) attends a meeting with Bulgarian Prime Minister Boyko Borisov (L) in Istanbul, Turkey on August 26, 2016. ( Hakan Göktepe - Anadolu Agency )

ISTANBUL, TURKEY - AUGUST 26 : Turkish Prime Minister Binali Yildirim (R) meets with Bulgarian Prime Minister Boyko Borisov (L) in Istanbul, Turkey on August 26, 2016. ( Hakan Göktepe - Anadolu Agency )

ISTANBUL, TURKEY - AUGUST 26 : Turkish Prime Minister Binali Yildirim (R) meets with Bulgarian Prime Minister Boyko Borisov (L) in Istanbul, Turkey on August 26, 2016. ( Hakan Göktepe - Anadolu Agency )

ISTANBUL, TURKEY - AUGUST 26 : Turkish Prime Minister Binali Yildirim (R) meets with Bulgarian Prime Minister Boyko Borisov (L) in Istanbul, Turkey on August 26, 2016. ( Hakan Göktepe - Anadolu Agency )

ISTANBUL, TURKEY - AUGUST 26 : Turkish Prime Minister Binali Yildirim (R) attends a meeting with Bulgarian Prime Minister Boyko Borisov (L) in Istanbul, Turkey on August 26, 2016. ( Hakan Göktepe - Anadolu Agency )

ISTANBUL, TURKEY - AUGUST 26 : Turkish Prime Minister Binali Yildirim (C-R) attends a meeting with Bulgarian Prime Minister Boyko Borisov (C-L) in Istanbul, Turkey on August 26, 2016. ( Hakan Göktepe - Anadolu Agency )