Ukraine's President Volodymyr Zelenskyy arrives at the Bucharest B9 summit held at the Cotroceni Presidential Palace in Bucharest, Romania, Wednesday, May 13, 2026. (AP Photo/Vadim Ghirda)

In this photo provided by the Ukrainian Emergency Service, emergency services personnel work to extinguish a fire following a Russian drone attack on a gas pipeline in Dnipropetrovsk region, Ukraine, Wednesday, May 13, 2026. (Ukrainian Emergency Service via AP)

In this photo provided by the Ukrainian Emergency Service, emergency services personnel work to extinguish a fire following a Russian drone attack on a gas pipeline in Dnipropetrovsk region, Ukraine, Wednesday, May 13, 2026. (Ukrainian Emergency Service via AP)

Russian President Vladimir Putin speaks at the awarding ceremony for the Order "For Valiant Labor" to employees of the Moscow Institute of Thermal Technology, part of the Roscosmos state space corporation, in Moscow, Wednesday, May 13, 2026. (Vyacheslav Prokofyev/Sputnik, Kremlin Pool Photo via AP)

Ukraine's President Volodymyr Zelenskyy arrives at the Bucharest B9 summit held at the Cotroceni Presidential Palace in Bucharest, Romania, Wednesday, May 13, 2026. (AP Photo/Vadim Ghirda)

FILE - Sotheby's Deputy Chairman, Middle East & Head of Sotheby's UAE, Katia Noun Boueiz wears the Mediterranean Blue diamond during its worldwide debut in Abu Dhabi, United Arab Emirates, Tuesday, April 8, 2025. (AP Photo/Altaf Qadri, file)

A Palestinian man carries water containers in Gaza City, Tuesday, May 12, 2026. (AP Photo/Abdel Kareem Hana)

FILE - United Nations Special Coordinator for the Middle East Peace Process Nickolay Mladenov, attends a press conference at the (UNSCO) offices in Gaza City, Monday, Sept. 25, 2017. (AP Photo/Adel Hana, File)