The Kremlin is believed to have as many as 75,000 informants in London alone. They are allegedly being handled by hundreds of Russian spies inside the United Kingdom. Dr. Andrew Foxhall breaks down the numbers in a new report from the Henry Jackson Society. In the U.S., Russia has been dramatically increasing its spy population, as well. Former CIA officer John Sipher paints a picture of the Kremlin’s spy activity in Washington and beyond.