King Charles III and Queen Camilla laid flowers at the September 11 Memorial in New York, in a sombre moment during their state visit to the United States. It is the first time that the royal couple have been to the site, which remembers the nearly 3,000 people who lost their lives in the attacks of 25 years ago. They met families of those who died and talked to some of the first responders involved in the rescue attempt, and New York's Mayor Zohran Mamdani and former Mayor Michael Bloomberg