King Charles appears in public after brief hospital stay over side-effects from cancer treatment

Britain's King Charles experienced a setback in his cancer treatment on Thursday and was taken to a hospital in London for observation. The day after a brief hospital stay, he was seen in public, smiling and waving. This incident, coming more than a year after Charles disclosed his diagnosis of an unspecified form of cancer and the start of his treatment, has raised renewed concerns about the health of the 76-year-old monarch. Matthew-Mary Caruchet tells us more.