7NEWS Update - Wednesday October 27, 2021: Queen pulls out of climate summit;

There are renewed concerns over the Queen's health, with Buckingham Palace confirming Her Majesty has pulled out of the Glasgow climate change summit; Singapore has confirmed it will allow fully vaccinated Australians to enter the country without quarantine from November 8; and South Australia has released its reopening roadmap, with the Premier aiming to have the state back to normal by Christmas. Presented by Jodie Speers. More news across the day on 7NEWS.com.au and 7Plus. Hosted on Acast. See acast.com/privacy for more information.