China’s spying efforts growing, with U.S. a top target

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China is expanding its spying efforts in the U.S. | 60 Minutes Chinese pro-democracy activists in the U.S. have become increasingly wary about who may be watching them. Since Chinese President Xi Jinping came to power in 2012, China's spies no longer seem to fear the U.S., according to former diplomat Jim Lewis, whose direct experience with China's intelligence agencies spans more than 30 years. China's Ministry of State Security, or MSS, is the largest and most active spy agency in the world, according to Lewis. "This is – in scale and in scope and in brazenness – the biggest...