Students rest in a shelter at the Kyiv State Music Lyceum M.V Lysenka school on the second day of classes during an air alert that lasted over three hours on September 2, 2025 in Kyiv, Ukraine. The start of a new school year for Ukrainian children during three years of war means dealing with the constant threat of attacks, and on some nights a lack of sleep in city shelters. (Photo by Paula Bronstein/Getty Images)
