LAHORE, PAKISTAN - APRIL 1996: Princess Diana, Princess of Wales, is moved to tears as she cradles a sick child in her arms during her visit to Imran Khan's cancer hospital in Lahore, Pakistan during April 1996. (Photo by Anwar Hussein/WireImage
LAHORE, PAKISTAN - APRIL 1996: Princess Diana, Princess of Wales, is moved to tears as she cradles a sick child in her arms during her visit to Imran Khan's cancer hospital in Lahore, Pakistan during April 1996. (Photo by Anwar Hussein/WireImage