Rhun ap Iorwerth sy'n edrych nôl ar drychineb 9/11. Rhun ap Iorwerth revisits New York and the events of the 9/11 tragedy ten years ago.
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Rhun ap Iorwerth sy'n edrych nôl ar drychineb 9/11. Rhun ap Iorwerth revisits New York and the events of the 9/11 tragedy ten years ago.
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
