What to know

• Ukraine President Zekenskyy said “we are losing a strong partner” in the United States. He said that “it's painful when President Trump chooses one side, not our side. But we are OK that he's in the middle”S1
• Ukraine resumed strikes on Russian oil refineries overnight as President Zelenskyy said he's "done" with President Trump's calls for an energy ceasefire. NBC News' Richard Engel reports on the latest in the conflict.S2