A 15-year-old was killed and around 20 people injured when unexploded ordnance detonated during a school trip in northern Israel. The army is investigating whether the munition came from Hezbollah or Israeli forces, amid recent fighting near the Lebanon border. Subscribe to our channel: http://bit.ly/AJSubscribe Follow us on X : https://twitter.com/AJEnglish Find us on Facebook: https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/ Check out our Instagram page: https://www.instagram.com/aljazeeraenglish/ Download AJE Mobile App: https://aje.news/AJEMobile