Yn dilyn y cyhoeddiad gan Lywodraeth y DU am benodi'r Gwir Anrhydeddus Heather Hallett i arwain ymchwiliad Covid-19 ledled y DU, dywedodd Prif Weinidog Cymru Mark Drakeford:
Following the announcement by the UK government of the appointment of Rt Hon Baroness Heather Hallett to lead UK-wide Covid-19 inquiry, the First Minister of Wales Mark Drakeford said: