We have no idea who the person is. We've not even been told if it's male or female, what race, anything.

So we're looking at everybody and we're trying to figure out who has access to those programs that we're told are leaking out of that facility.

We narrow it down. We figure it's probably an engineer, but it could be a secretary, it could be anybody.

We slowly narrowed down process of elimination, and so start concentrating on them and one of them was

Chi Mack. Welcome to episode 379 of FBI case file review with Jerry Williams. I'm a retired agent on a mission

to show you who the FBI is and what the FBI does

through my books, my blog, and my podcast case reviews with former colleagues. Today, we get to speak to

retired agent James Gaylord, who served in the FBI for 31 years. In part one of this two-part episode,

he reviews his espionage investigation and the prosecution of Chi Mack, his family

members and associates as spies for the People's Republic of China.

Chi was an engineer who immigrated from China and was employed with a U.S. company designing sensitive U.S. military and commercial technologies.

Jim was assigned to investigate whether Qi was stealing U.S. Navy secrets from his employer.

Jim shares evidence made public when this classified

investigation became a criminal case. Jim worked this case with retired NCIS agent Gunner Newquest. Together

with the assistance of Jim's squad, they produce six convictions and long-term unprecedented sentences, making this case one of the

most successful prosecutions of Chinese spies ever. Jim is the author of Chasing Chi, the FBI's

groundbreaking pursuit of China's most prolific spy family. It's a fascinating spy thriller detailing

Chimax betrayal. Jim Gaylord's first assignment was to the Minneapolis field offices

organized crime squad. He was next detailed to the U.S. Army's Defense Language Institute in

Monterey, California to learn Vietnamese in preparation for his move to the counter-S. Army's Defense Language Institute in Monterey, California, to learn Vietnamese

in preparation for his move to the counterintelligence and terrorism squad at the Santa Ana

resident agency out of the FBI's Los Angeles Field Office. During that assignment,

...