A hospital is desperately trying to trace patients and staff who came into contact with a person infected with mpox after they showed up in A&E. Health chiefs at Addenrbooke's Hospital in Cambridge contacted around 30 patients and 20 members of staff whose contact with the infected individual put them at risk of infection. The UK Health Security Agency has been informed of the case. A spokesperson for Cambridge University Hospitals NHS Foundation Trust, which runs Addenbrooke's, said: "We are