The Prince of Wales has announced that his charity United for Wildlife has led the creation of the world's first international statement of principles to help "prevent, detect and deter the financial activity that sustains the illegal wildlife trade". Prince William added he was "delighted" to be in Singapore for the Earthshot Prize ceremony but that the Princess of Wales has been helping Prince George through his "first set of major exams", and is "sorry she can't be here". Report by Brooksl. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn