A significant emergency services response has been deployed to Ysgol Dyffryn Aman School in Ammanford, Carmarthenshire, Wales, due to a serious incident. The school has been placed on lockdown, with students instructed to remain in their classrooms and refrain from using their phones. The precise nature of the incident remains undisclosed, but reports suggest a possible stabbing. Multiple family members have reported their children being ordered to remain indoors. Two air ambulances, along with police officers and paramedics, are present at the scene. Ysgol Dyffryn Aman is a bilingual comprehensive school and sixth form with approximately 2,000 students. The incident has sparked widespread concern and speculation, with crowds of parents reportedly waiting outside the school gates. Authorities are urging the public to avoid the area while the emergency services respond to the situation. Updates on the incident are expected to be provided as they become available.