The meningitis outbreak that killed two people in Kent has now been declared a national incident. The UK Health Security Agency (UKHSA) and NHS declared the emergency due to its severity. A case was reported on Tuesday in London, marking the first confirmed outside of Kent, where the outbreak originated. The "unprecedented explosion," health chiefs said, is the worst outbreak of meningitis they have seen in the UK. There have been 15 confirmed cases so far, with 13 remaining in hospital. Year 13 student Juliette, 18, has been named as one of the dead . Her family said they are "beyond devastated," and they have "no words to express their loss". A baby in Kent is also critically ill with the disease. MORE TO FOLLOW... TRENDING Stories Videos Your Say Our Standards: The GB News Editorial Charter