Cyn ddisgybl o Ysgol Cilycwm yn canu i gofio trychineb Aberfan.
Olwen Morgan, Senior Matron at Neath Port Talbot Hospital, gives a stunning rendition of a classic Welsh song in memory of the Aberfan disaster, which occurred 50 years ago.
Olwen (Richards) was born in Glandunant and attended Ysgol Cilycwm.
Click here to hear the song.
