CNN Declassified November 4, 2019 04:05:00
Not all the squads had that. in a case like this, it is vitally important to have someone that can put all the information that all the agents are gathering and make sense of them. >> it's like we're putting a big puzzle together. >> once we decrypted the letter, my agents created a matrix. >> matrix points are things we use where we don't know who the person is. we just line up those facts. so in this case, there were some parts of the letter that he wrote, which we use as matrix points. so the matrix points we worked off then were military background. he had a top secret security clearance o...