KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), who is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, massages a soldier, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), who is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, fills the papers, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), who is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, massages a soldier, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Stepan, known by his call sign Morfin (Morphine), is a military doctor of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Stepan, known by his call sign Morfin (Morphine), is a military doctor of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Stepan, known by his call sign Morfin (Morphine), is a military doctor of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Ihor, known by his call sign Khranytel (Keeper), is a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM

KHARKIV REGION, UKRAINE - MAY 3, 2024 - Oleksii, known by his call sign Shershen (Hornet), is a biology teacher in civilian life and a marksman and medic of the 5th Slobozhanska Brigade of the National Guard of Ukraine, Kharkiv region, northeastern Ukraine. Photo by Vyacheslav Madiyevskyy/Ukrinform/ABACAPRESS.COM