Intelligence Expert Breaks Down China s Secret Spy Bases in Cuba, WSJ

China is using bases in Cuba to monitor communications and gather intelligence throughout the southeastern U. S., a practice known as signals intelligence. Beijing and Havana have both denied planned facilities, but U. S. officials say China and Cuba already jointly run four eavesdropping stations on the island. Satellite dishes and elephant cages are being used to listen in on military communications and tech industry secrets from the U. S. WSJ explains the technology involved, and what the U. S. is doing to defend itself. 0:00 Chinas surveillance on the U. S. 0:38 Signals intelligence programs 2:19 Satellite dishes 3:33 Elephant cages 4:42 Counters News Explainers Some days the highspeed news cycle can bring more questions than answers. WSJs news explainers break down the day s biggest stories into bitesize pieces to help you make sense of the news. , China, Cuba, WSJ