A screenshot of the warning screen from a purported ransomware attack, as captured by a computer user in Taiwan, is seen on laptop in Beijing, Saturday, May 13, 201. (AP/Mark Schiefelbein)

Malware Built On NSA Tools Used In Massive Cyber-Attack Hitting 74 Countries

Disruptions reported in at least 74 countries, including Russia, Spain, Turkey, and Japan, with some reports of U.S. infiltration as well.

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