Russia's ambassador to Turkey was shot dead in front of a crowd at a posh art gallery in the capital Ankara as the angry gunmen screamed "don't forget Aleppo".

Police later killed the assailant who is an off duty police on Monday night,   Turkish station NTV reported.

 

">https://twitter.com/agirecudi/status/810895589433049090">December 19, 2016

— (@agirecudi) December 19, 2016 ">