Katya Gorchinskaya: The rise of Kremlin-style trolling in Ukraine must end

A man came to pay last respects to the farewell ceremony with Pavel Sheremet in Ukrainian House on July 22.
Ukraine's media community has been left shellshocked after the killing of prominent journalist Pavel Sheremet in a car bomb attack last week. Although no motive has been confirmed, his friends and colleagues say his death is linked to his investigative reporting, offering further evidence of the increasingly dangerous conditions in which many of the country's reporters work.