CHRISTCHURCH, NEW ZEALAND - APRIL 14:  Catherine, Duchess of Cambridge speaks to families who lost loved ones in the 2011 quake during visit to the CTV memorial site on April 14, 2014 in Christchurch, New Zealand. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge.  (Photo by Martin Hunter/Getty Images)