The Upload: Your tech news briefing for Thursday, May 12

Senators block vote extending NSA dragnet powers

Four U.S. senators ground the chamber’s business to a halt Wednesday in an effort to prevent voting on a bill that would extend a law that’s legitimized the National Security Agency’s bulk collection of telephone and business records. The relevant section of the Patriot Act expires at the end of the month, and to stop it from being renewed, a bipartisan group took control of the Senate floor in a filibuster mid-Wednesday.

Hack hits health care target, reaps data on 1.1 million

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