Now Playing

Kate Middleton helps fulfill bucket list wish for teenager with cancer

02:29

UP NEXT

Prince William, David Beckham purchase helicopters for charity

00:23

Boris Johnson says Queen Elizabeth II had ‘a form of bone cancer’

02:37

Prince Harry returns to London: Will there be a royal family reunion?

03:04

What James Middleton is saying about sister Kate’s recovery

04:18

Kate Middleton seen in public since…