One person arrested after three injured in ‘horrifying’ incident at Welsh school

Police were called to the school on Wednesday morning Picture: George Thompson/PA

One person has been arrested following a “horrifying” incident in a school in Wales in which three people were injured.

Emergency services were called to Amman Valley School, also known as Ysgol Dyffryn Aman, in Carmarthenshire shortly after 11am on Wednesday.