Fighting

• Slavyansk oil refinery in Russia’s southern Krasnodar region halted operations following a Ukrainian drone attack overnight, Interfax news agency reported. The refinery is a private plant with a capacity of 4 million metric tonnes of oil per year, about one million barrels per day.

• Ukraine’s air force claimed it destroyed all 37 Shahed attack drones launched by Russia overnight. The regions targeted by the drones include Kyiv, Odesa, Mykolaiv, Sumy, Vinnytsia, Zhytomyr, Cherkasy and Kherson.

• The governor of Kharkiv said nearly 10,000 people had been forced to leave their homes since Russian forces launched a surprise ground attack on May 10. Russia claimed its military took control of another village, Staritsya, in the Kharkiv region near the Russian border.
• Ukrainian prosecutors said Russian shelling killed a 60-year-old woman and injured three other civilians in the northeast city of Vovchansk, 5km (3 miles) from the Russian border. A 59-year-old man was also injured in the village of Ukrainske.
• Russia said its forces shot down nine US ATACMS missiles over Crimea and at least 60 drones over Russian sovereign territory. Its forces also shot down a Tochka-U missile fired by Ukraine in Russia’s Belgorod region.
• Belgorod regional Governor Vyacheslav Gladkov said a Ukrainian drone attack injured a woman and a man in the village of Petrovka. The two were treated for shrapnel injuries.

Politics and diplomacy

• Ukrainian President Volodymyr Zelenskyy acknowledged issues with staffing and “morale” within the country’s troops as he signed a mobilisation law that came into force on Saturday. Kyiv has lowered the age at which men can be drafted from 27 to 25 and tightened punishments for those who avoid the call-up.
• Ukrainian prosecutors said they were investigating as a potential war crime a Russian air attack on a residential area of the regional capital, Kharkiv, in which six civilians were wounded, including a 13-year-old girl, 16-year-old male and an eight-year-old.
• Ukrainian officials accuse Russian soldiers in Vovchansk of using dozens of captured civilians as “human shields” to defend their command headquarters.
• Moscow denied deliberately targeting civilians even as thousands have been killed and injured since its February 2022 invasion of Ukraine.
• Poland announced it would spend $2.5bn to fortify its eastern border, which includes Russia, Belarus and Ukraine.