The City of Secrets

J.J. Green reports in WTOP,

...According to the International Spy Museum in D.C., an educational and historical center of U.S. intelligence documentation and artifacts, there are “more than 10,000 spies in Washington.”

While there may be some quibbling about the actual numbers, the FBI agrees with the premise.

“It’s unprecedented — the threat from our foreign adversaries, specifically China on the economic espionage and the espionage front,” said Brian Dugan, Assistant Special Agent in Charge for Counterintelligence with the FBI’s Washington Field Office.

As this unparalleled wave of international espionage, aided by technology, explodes in D.C., the variety of spies has diversified, as well.

...There are more than 175 foreign embassies, residences, chanceries and diplomatic missions in D.C. Tens of thousands of international students reside in the region. And untold numbers of business people with links to foreign intelligence services flow in and out every day.

The training of highly skilled spies, especially those who work in Washington, makes them virtually invisible to ordinary, unsuspecting people.

Washington, according to current and former U.S. intelligence sources, is normally the place where most countries send their best spies.

Read more here.