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WBUR Podcasts, Boston.

This is On Point. I'm Magna Chakrabardi.

On December 7, 1941, Imperial Japan attacked the United States at Pearl Harbor.

2,400 Americans were killed that day and 1,100 wounded.

For much of her life, Christine Kewen did not know that she had a direct connection to Pearl Harbor,

not because she lost family that day, but because her family had helped Imperial Japan carry out the attack that thrust the United States into the Second World War.

That terrible revelation is in her new book, Family of Spies, a World War II story of Nazi espionage,

betrayal, and the secret history behind Pearl Harbor.

And Christine joins us now, along with her husband, Mark Shapone, who helped

research and write the book. Christine, first to you, welcome to On Point. Thank you for having me.

And Mark, welcome to you as well. Thanks for having us, Magna. Appreciate it. So, Christine,

let me start first with kind of a fateful day for you in 1987 when you went to visit your Aunt Ruth, who I understand you had never met prior to that day.

...