Washington (AFP) – Russian oligarch Roman Abramovich and Ukrainian negotiators were targets of a suspected poison attack, potentially by Moscow hardliners seeking to sabotage peace talks, the Wall Street Journal reported Monday. The billionaire businessman, recently slapped with sanctions by Western nations seeking to pressure Russian President Vladimir Putin over his invasion of Ukraine, has reportedly been shuttling between Kyiv, Moscow and other negotiation sites. A source familiar with the matter confirmed the report to AFP, stating: “Unfortunately this took place, what the Wall Street Jou…