A family liaison officer has read out a statement on behalf of Craig De la Haye - a Jersey man whose wife Marta and five-year-old daughter Julia were both killed by Damian Rzeszowski.
They were both visiting the property where the Rzeszowskis lived when Damian turned on his own family.
More top news
Blue skies & hot strong sunshine
This leaves a previous ruling against Brendan Dassey in place.
The Duke of Cambridge followed in the footsteps of his wife who lived in the Middle East country as a child.