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Now that Joe Biden has been sworn in as the new president of the United States, we鈥檙e reconnecting to Americans we鈥檝e spoken to, to find out what their hopes are for the next four years. Today we speak to two couples living in the suburbs of US cities to hear what they want from Mr Biden's presidency and how they feel about having a new president.

Also, President Joe Biden has begun to undo some of Donald Trump's key policies. In his initial acts as the 46th US president, he signed executive orders to boost the response to coronavirus and reverse Trump's actions on climate change and immigration. We'll explain what's already been done and what President Biden might do next.

And every day we are joined by a health expert to help us understand the latest news about coronavirus and to answer your questions. Today our guest is Dr Swapneil Parikh, an infectious disease researcher at the Kasturba Hospital of infectious diseases in Mumbai, India.

(Photo: Signs supporting Joe Biden and his running mate Kamala Harris in front of a suburban home in Racine, Wisconsin, November 2, 2020. Credit: Reuters/Bing Guan)