“Rydyn ni’n wynebu sefyllfa ddifrifol iawn ac efallai y bydd angen i ni gymryd camau pellach i gadw Cymru’n ddiogel. Byddaf yn parhau i roi'r wybodaeth ddiweddaraf i Gymru.”
“We are facing a very serious situation and we may need to take further steps to keep Wales safe. I will continue to keep Wales updated.”