The mother and sister of Turkish policeman Mevlüt Mert, who sgot dead Russian Ambassador to Turkey Andrey Karlov at a photo exhibition in Ankara, have been detained, Turkish NTV reports.   

On Monday evening, a gunman attacked Russian envoy to Turkey Andrey Karlov, while the latter was giving a speech at a photo exhibition dedicated to Kamchatka at Çağdaş Sanat Merkezi Contemporary Arts Center of Ankara.

The gunman shot the Ambassador right in the back, following which he uttered words related to Aleppo and Syria, as well as shouted "Allahu akbar (God is great).'' Karlov was rushed to a hospital in a critical condition but unfortunately it was impossible to save his life.  

The assailant, who was shot dead by the police 45 minutes after the assault, was later identified as Ankara police officer Mevlüt Mert.