Omicron update

Omicron update from James Gallagher, the BBC Health and Science Correspondent. And as New Zealand announce plans to ban cigarette sales to the next generation born after 2008, Claudia reviews the psychological evidence for such a policy working with Professor Robert West. And with wild birds migrating many countries are seeing an increase in Bird Flu. Dr Richard Webby, director of the World Health Organization Collaborating Centre for Studies on the Ecology of Influenza in Animals and Birds, explains the risk to human health is low but the implications are high.Presenter: Claudia Hammond Producer: Erika Wright(Picture: A doctor with a blood sample of Covid-19 Omicron variant. Photo credit: Yalcinsonat1/Gerry Images.)