"As time goes on, more and more people will be cared for in nursing homes" says Peter Tyndall, the Public Services Ombudsman for Wales.
"We need to make sure that what happened in England - where the quality of care in homes wasn't being properly monitored - isn't repeated in Wales".
"I know that the NHS in Wales are taking this seriously, but this is an issue that has to be dealt with across Wales, not just in this particular care home".
More top news
A dry night across Wales, but it will quickly turn cold this evening with a widespread frost forming, locally severe.
Eight people were left stranded on a ride at Cardiff's Winter Wonderland for 40 minutes yesterday after a mechanical malfunction.
The woman who was raped by Ched Evans has been forced to move house five times since being identified on Twitter, her father has said.