It's exactly twelve years since Welsh back-packer Kirsty Jones was murdered in Thailand.
Her mother has returned to the country for the anniversary and to offer a cash reward for information.
Jonathan Hill has travelled with her and he sent this report from Bangkok.
Dyfed Powys detectives returning from Thailand say they're 'optimistic' that further progress can be made in the Kirsty Jones murder case.
Welsh detectives have returned to Thailand with Kirsty's mother for a press conference on the eve of the 12th anniversary of her death.
On the 12th anniversary of backpacker Kirsty Jones' murder in Thailand, a substantial reward is being offered to catch her killer.