41.   North Korea freed him after the U.S. government expressed regret for what it called a navigational error -- not a spy mission as claimed by the North.

42.   One intruder was captured and interrogated but provided few details on what officials say was a spy mission meant to raise tensions on the Korean Peninsula.

43.   President Clinton on Wedbesday rejected North Korean claims that a downed U.S. Army helicopter was on a spy mission, and demanded the release of a surviving pilot.

44.   Seoul officials said it was on a spy mission.

45.   Seoul officials say the submarine was on a spy mission and are demanding an apology from their North Korean rivals.

46.   Seoul said the sub was on a spy mission and demanded that North Korea apologize for it.

47.   Seoul believes the submarine was on a spy mission, while Pyongyang says it ran aground by accident.

48.   Seoul officials said the sub was on a spy mission.

49.   Seoul says the sub was on a spy mission, while the North claims the vessel was disabled and accidentally strayed into South Korean waters.

50.   Seoul said the sub was on a spy mission and demanded that North Korea apologize.