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Several countries are facing a surge of Covid-19 cases and hospitalisations. We speak to three ICU doctors – in the US, Brazil and South Africa - about the current situation and what has changed in wards compared to the beginning of the pandemic.

And as more countries are starting their Covid vaccination programmes, we look at how the rollout is being managed in different countries.

We explain the US Senate runoff election in the state of Georgia and why the result determines what Joe Biden will be able to achieve in office.

(Photo: Medical workers take care of a patient at the intensive care unit (ICU) of the Nossa Senhora da Conceicao hospital, during the coronavirus disease (COVID-19) outbreak, in Porto Alegre, Brazil, November 19, 2020 Credit: Diego Vara/File Photo/Reuters)