Ukrainian President Petro Poroshenko says Russia “must be held accountable” for downing Malaysia Airlines Flight 17 in 2014 over the war zone in eastern Ukraine. Mr. Poroshenko wrote on Facebook on July 17, the fourth anniversary of the tragedy, that Ukraine “has been providing investigators with all necessary assistance.” MH17 was shot down over the … Continue reading Poroshenko: Russia must be held accountable for ‘terrorist act’ of MH17