"Wake up, Nguyen. Time to spy on the submarine races."

When foreign spies set their sights on America's secrets, many times they're not looking underground for secret bunkers or in the sky for massive spy blimps, but under the sea at the nation's low-profile underwater drone fleet.

According to some of the military's top counterintelligence analysts, in recent years there has been a significant increase in both old school spying and cyber operations, especially by unnamed East Asian nations, directed at gaining classified information on America's autonomous underwater vehicles (AUVs) in hopes of undercutting the U.S.'s "underseas battlespace dominance." (more)