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Volunteers for an air-defense unit prepare a machine gun near Bucha, Kyiv region, Ukraine, Aug. 9, 2024. (AP Photo/Evgeniy Maloletka)
A volunteer for an air-defense unit receives combat training in the Bucha region, near Kyiv, Ukraine, Aug. 3, 2024. (AP Photo/Efrem Lukatsky)
Angelina, a doctor who volunteers at night for an air-defense unit, inserts a breathing tube in a patient in a hospital in Bucha, Kyiv region, Ukraine, Aug. 15, 2024. (AP Photo/Vasilisa Stepanenko)
Olena, a doctor who volunteers at night for an air-defense unit, speaks to a patient in a hospital in Bucha, Kyiv region, Ukraine, Aug. 15, 2024. (AP Photo/Vasilisa Stepanenko)
Olena, left, and Angelina, doctors who volunteer at night for an air-defense unit, pose for a photo in a hospital in Bucha, Kyiv region, Ukraine, Aug. 15, 2024. (AP Photo/Efrem Lukatsky)
Volunteers for mobile units responsible for shooting down Russian drones receive combat training in the Bucha region, near Kyiv, Ukraine, Aug. 3, 2024. (AP Photo/Efrem Lukatsky)
Angelina, a doctor who volunteers at night for an air-defense unit, and her boyfriend hold hands during a date in Kyiv, Ukraine, Aug. 15, 2024. (AP Photo/Vasilisa Stepanenko)
Angelina, a doctor who volunteers at night for an air-defense unit, checks on a patient in the intensive care unit at a hospital in Bucha, Kyiv region, Ukraine, Aug. 15, 2024. (AP Photo/Efrem Lukatsky)
A volunteer for an air-defense unit responsible for shooting down Russian drones prepares a machine gun near Bucha, Kyiv region, Ukraine, Aug. 9, 2024. (AP Photo/Evgeniy Maloletka)
Angelina, second right, a doctor who volunteers at night for an air-defense unit, chats with other members of the unit during their shift near Bucha, Kyiv region, Ukraine, Aug. 9, 2024. (AP Photo/Evgeniy Maloletka)
A volunteer for an air-defense unit prepares a machine gun near Bucha, Kyiv region, Ukraine, Aug. 9, 2024. (AP Photo/Evgeniy Maloletka)
A fox looks on as a volunteer for an air-defense unit stands at a firing position near Bucha, Kyiv region, Ukraine, Aug. 9, 2024. (AP Photo/Evgeniy Maloletka)
Angelina, a doctor who volunteers at night for an air-defense unit, and her boyfriend sit at a cafe in Kyiv, Ukraine, Aug. 15, 2024. (AP Photo/Vasilisa Stepanenko)
A volunteer for an air-defense unit rests during her shift near Bucha, Kyiv region, Ukraine, Aug. 8, 2024. (AP Photo/Evgeniy Maloletka)
A volunteer for an air-defense unit prepares a machine gun near Bucha, Kyiv region, Ukraine, Aug. 9, 2024. (AP Photo/Evgeniy Maloletka)