At least 75 people were killed and 115 others injured in the attack.
The bomb was planted along the side of the road and exploded as the Anti-Terrorism Force vehicle passed by.
The winners of the 60th annual World Press Photo Contest have been announced. The winning shot was taken by Turkish Associated Press photographer called Burhan Ozbilici, with an image he has simply titled An Assassination in Turkey. Showing Mevlut Mert Altintas shouting after shooting Andrei Karlov, the Russian ambassador to Turkey, at an art gallery in Ankara, Turkey, on December 19 2016.