A child in a wheelchair holds up a bag from a children's hospital radiology department in Beijing, Friday, Nov. 24, 2023. Chinese officials say they did not detect any "unusual or novel diseases" in the country, the World Health Organization said Thursday, following an official request by the U.N. health agency for information about a potentially worrying spike in respiratory illnesses and clusters of pneumonia in children. (AP Photo/Ng Han Guan)