Murder of investigative newspaper Ukrayinska Pravda"s journalist may be linked to his professional activities. The investigation has been launched under the article of premeditated murder .

Russian trace and professional activities are the main versions discussed by Pavel Sheremet"s friends and politicians. As his colleagues say, he was being watched,

The investigation does not rule out that the attacker"s target could be Sheremet"s wife, who is a founding editor of " Ukrainian Pravda".