International News from CNN

Cuba double agent speaks

Patrick Oppmann speaks to a member of the Cuban state security apparatus about secret US communications programs on the island.

Russia: Don't worry about our troops

Russia's Foreign Ministry said Wednesday that Ukraine and the United States have "no reason for concern" about the presence of Russian forces, which it says are on military exercises.

'Optimism is fading away, ever so slightly' in plane search

The optimism that bubbled up over the weekend when an Australian navy ship detected pulses that appeared to signal the nearby presence of Malaysia Airlines Flight 370's so-called black boxes had subsided somewhat by Tuesday, as continuing listening efforts yielded nothing.

Hagel becomes first foreigner to visit Chinese aircraft carrier

U.S. Defense Secretary Chuck Hagel visited the Chinese aircraft carrier Liaoning at the Yuchi Naval Base at Qingdao on Monday, becoming the first foreigner allowed on board. The Department of Defense confirmed that the trip happened because of a U.S. request.

Russia warns of civil war if Ukraine uses force

Russia's Foreign Ministry warned Kiev on Tuesday that any use of force in Ukraine's eastern region could lead to civil war, as Ukraine's government seeks to regain control after pro-Moscow uprisings in three cities.

U.N. warns over Rwanda repeat

U.N. Secretary-General Ban Ki-moon on Saturday warned officials in the embattled Central African Republic not to repeat the mistakes that led to the Rwanda genocide 20 years ago.

Amateurs capture MH370 on film

CNN's Rosa Flores talks to photographer who tells the history of MH370 through pictures taken by air-buffs.