(Nikki Kahn | The Washington Post via Getty Images)Before Sandra Grimes became a mole hunter, she’d been ready to scale back. Sandra Grimes had spent more than two decades with the CIA. “It was a terrible, terrible reminder of the seriousness of what we did for a living,” Sandra Grimes said in that National Security Archive interview. “Well, three matches don’t make a conviction, but in my mind, Rick was the spy,” Sandra Grimes recollected. Sandra Grimes died on July 25 at the age of 79.