South Korea has fast-tracked the plan after a series of missile tests by Pyongyang.
Jan and Victorya Neumann defected, provided information to the CIA and FBI—and were then booted from the government payroll.
Marcus Luttrell and the Afghan villager who saved him had a falling out over money, respect and what really happened during Operation Red Wings.
The Navy's elite force built on WWII secret ops tactics to become a covert strategy linchpin.
After his heroism inspired a Hollywood movie, Gulab still fears for his life.