An ambulance helicopter takes off from the elementary school following a knife attack in Zagreb, Croatia, Friday, Dec. 20, 2024. (AP Photo/Damir Krajac)
Police secure access to the elementary school where a 7-year-old girl died and a teacher and five other students were wounded in a knife attack in Zagreb, Croatia, Friday, Dec. 20, 2024. (AP Photo/Damir Krajac)
Police secure access to the elementary school where a 7-year-old girl died and a teacher and five other students were wounded in a knife attack in Zagreb, Croatia, Friday, Dec. 20, 2024. (AP Photo/Damir Krajac)
Police secure access to the elementary school where a 7-year-old girl died and a teacher and five other students were wounded in a knife attack in Zagreb, Croatia, Friday, Dec. 20, 2024. (AP Photo/Ronald Gorsic)