An 'incredibly talented police officer' died when she was hit by a motorist while cycling in Carmarthenshire.
The BBC report Sgt Lynwen Thomas was declared dead at the scene of the crash, involving a van, at about 18:45 GMT on Thursday, on the westbound A40 near Bancyfelin.
Sgt Thomas, 37, worked as a heritage crime specialist at Dyfed Powys Police.
The van driver has since been arrested and questioned on suspicion of causing death by dangerous driving and released under investigation.
Dyfed-Powys Police has appealed for witnesses to contact them.
Chief Constable Mark Collins said it was a 'terribly sad day' for the force.
— Mark Collins (@PGCCMarkCollins) February 26, 2021
A police spokesperson said: "It is with great sadness that we confirm the tragic and sudden loss of a member of the Dyfed-Powys Police family,.
"Sergeant Lynwen Thomas was a well-respected serving police officer, who passed away following a collision yesterday evening.
"Our thoughts are with her family, friends and colleagues, who have all been offered specialist support."