Federal prosecutors arrested a Russian banker in New York on Monday and charged him as a spy, accusing him and two others of secretly gathering information about the New York Stock Exchange, U.S ...

Shame on the amateurish spy agents. 2mo. ... Intelligence has become a pricey asset in modern society. Ingenious and innovative means are being employed, even at the risk of costing lives.

Seacox Heath is a mansion in Sussex, U.K., owned by the Russian government and used as a weekend retreat by diplomatic staff. Photo: Dan Kitwood/Getty Images ...

Russia’s embassy in Rome initially confirmed that an employee of its military attache’s office had been detained and that “details of the case are being clarified.” ...