Wales This Week: Series 3, Episode 4
On Wales This Week we examine the legacy of mistakes made at maternity units at two valleys hospitals in the Cwm Taf Morgannwg Health Board.
Three years on, some mothers affected by the 2018 scandal are still looking for answers.
We have been granted special access to maternity services in Merthyr Tydfil's Prince Charles Hospital to find out what's changed.