US Secretary of State Marco Rubio told reporters that both Russia and Ukraine had expressed interest in a limited ceasefire involving grain and energy ▻ ↧ Rubio says Russia and Ukraine have both voiced interest in 'limited... Ukraine and Russia have both ​voiced an interest in a limited ceasefire involving grain and energy-related targets, US Secretary of State ‌Marco Rubio said on Wednesday after meeting Russian Foreign Minister Sergei Lavrov in New York.