These stories all refer to massive Chinese hacking of Western military, governmental, and corporate computer systems, by a specifically-tasked unit of the People’s Liberation Army, Unit 61398.
Washington Post: “Report ties cyberattacks on U.S. computers to Chinese military”
CNN Money: “Chinese military engaged in extensive cyber espionage campaign”
The Guardian: “China aiding hacker attacks on West”
Security Week: “Unit In China’s PLA Behind Massive Cyber Espionage Operation”
Toronto Sun: “China’s cyber hacking army spells trouble for future, say experts”