„This murder is clearly a provocation aimed at undermining the improvement and normalization of Russian-Turkish relations, as well as undermining the peace process in Syria promoted by Russia, Turkey, Iran and other countries interested in settling the conflict in Syria,“ Putin said in a statement on Monday evening.

The „only response“ to the attack that Moscow „should offer“ is „stepping up the fight against terrorism,“ the president added.

„The killers will feel it,“ Putin said.