Sam was interviewed by BBC Radio Wales about the Welsh Government's plans to introduce COVID-19 passports. Click above to listen.
Cyfweliad BBC Radio Wales ar basportau COVID-19.
Cafodd Sam gyfweliad gan BBC Radio Wales am gynlluniau Llywodraeth Cymru i gyflwyno pasbortau COVID-19. Cliciwch uchod i wrando.
