Shot himself or was shot?
good background

Ukrainian MP Valeriy Davydenko was shot dead: Who is he? - https://112.international/ukraine-top-news/ukrainian-mp-valeriy-davydenko-was-shot-dead-who-is-he-51588.html">https://112.international/ukraine-t...

Kyiv police investigators opened a criminal investigation into the death of MP Valery Davydenko under the heading of “intentional murder”. https://www.easternherald.com/news/ukraine-police-investigate-valerii-davydenkos-death-65070/">https://www.easternherald.com/news/ukra...

Davydenko was a defendant in several corruption cases – including the theft of funds from the country’s Agriculture Fund. In February, 2014, Davydenko and Borys Prykhodko – another MP from the Dovira faction, were accused of embezzling US$ 75 million while...

Prykhodko was the First Deputy Governor of the National Bank of Ukraine.

Following Davydenko’s death, ex-People’s Deputy Ihor Mosiychuk called for the immediate arrest of Prykhodko, who he called the “accomplice in the theft of the agrarian fund.” https://www.cuttingscore.com/ukrainian-mp-found-dead-with-gunshot-wound-to-the-head/">https://www.cuttingscore.com/ukrainian...