Not caught, exactly. Espionage is well understood and expected in international relations. The news is the depth and breadth of the NSA's activities, and that

Not caught, exactly. Espionage is well understood and expected in international relations. The news is the depth and breadth of the NSA's activities, and that it is being shown with hard evidence, instead of the typical former-agent-speaks-vaguely-about-capabilities that typically show up in this area.