This sounds most fascinating.
All About Armstrongism has this to say about the interview:
Probably, In my view, One of the most significant interviews to be conducted about Armstrongism in decades – from the perspective of an Armstrong Family Member, Herbert Armstrong’s Niece. You MUST listen to this, in it’s entirety.The interview is over an hour long.
You can listen to the interview here.
Hat tip: Silenced.