article_snippet.sent: Oleg Kalashnikov was a former ally of deposed Ukrainian President Viktor Yanukovych (pictured) Oleg Kalashnikov was a deputy for the Party of Regions in Ukraine's previous parliament.
article_snippet.sent: deposed Ukrainian President Viktor Yanukovych fled in February 2014 after months of increasingly violent protests.
article_snippet.sent: deposed Ukrainian President Viktor Yanukovych later resurfaced in Russia.
article_snippet.sent: Kalashnikov, 52, had knowledge of the 'Anti-Maidan' movement, . which opposed pro-Western protests that ousted Yanukovich, suggesting this might be a motive for deposed Ukrainian President Viktor Yanukovych alleged murder.
article_snippet.sent: There were mass protests against deposed Ukrainian President Viktor Yanukovych last year in Kiev's Maidan Square . '
article_snippet.sent: Oles Buzina, 45, was known for his pro-Russian opinionpieces published in Ukraine's Sevodnya daily newspaper, which is part of the media empire of Ukraine's richest businessman RinatAkhmetov.
article_snippet.sent: his ran in last year's election for a parliamentaryseat for the Russian Bloc party, but was not elected.
highlights_snippet.sent: Oleg Kalashnikov was a Party of Regions deputy in Ukraine's previous parliament .
  
highlights_snippet.sent: Oleg Kalashnikov was ally of deposed Ukrainian President Viktor Yanukovych .