Roman Abramovich, Russian oligarch and Ukrainian negotiators were allegedly poisoned, reported The Wall Street Journal. Reportedly, Moscow hardliners, who are seeking to sabotage peace talks, are responsible for this attack. The billionaire businessman, recently slapped with sanctions by Western countries, has reportedly been shuttling between Kyiv, Moscow and other negotiation sites, reported AFP. Russian President Vladimir Putin launched an attack on Ukraine on February 24. Watch the video to know more.