A three-year-old boy has died after being hit by a 4x4 vehicle on a farm as his father tended to sheep.
Dyfed-Powys Police is investigating the incident in Carmarthenshire which happened at around 4:25p on Sunday (October 21).
Evan Lloyd Williams died at the scene and his family are being supported by officers.
A police spokesman said: “Dyfed-Powys Police is investigating the sudden death of a three-year-old child.
"At approximately 4.25pm on Sunday, October 21 2018, police received a report of a collision involving a child and a vehicle at a private property near Llanybydder.
"Tragically, the child died at the scene.
"Our thoughts are with the family, who are being supported by specially trained officers. Enquiries are ongoing. H.M. Coroner and the Health and Safety Executive are aware.”
"The family have asked to be left to grieve in peace."
Nia Lloyd Thomas, head teacher at Evan’s school, told the BBC: "Evan was a popular and invaluable member of the Ysgol Bro Siôn Cwilt family.
"His loss will be felt massively across the entire school community, who were witness to his personality and beautiful nature.
"Let us all send our sincere condolences to Evan’s parents, his older brother and sister, together with the entire family during this awful, sad and difficult period."
Carmarthenshire councillor Ieuan Davies said: "The community is in terrible shock but nobody seems to know exactly what has happened.
"It is awful for the family."
The Health and Safety Executive has been informed.