Opinion

Spies, by their very nature, aren't often who they say they are

By Paul Malone
November 30 2019 - 12:00am

There's a basic system for intelligence agencies to assess the credibility of someone such as Wang Liqiang, who purports to be a defecting spy - a simple matrix running on one axis from, say, 1 to 6, and on the other from A to F.

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