• In this Dec. 13, 2011 file photo, a sign with Facebook's "Like" logo is posted at Facebook headquarters near the office for the company's User Operations Safety Team in Menlo Park, Calif. Europe's highest court on Tuesday, Oct. 6, 2015 has ruled in favor of an Austrian law student who claims a trans-Atlantic data protection agreement doesn't adequately protect consumers. (AP Photo/Paul Sakuma, File)

    Top EU court rules data sharing pact with US invalid

    LUXEMBOURG (AP) — Facebook and thousands of other companies could find it vastly more complicated to do business in Europe after a court ruled that personal data sent to U.S. servers is potentially unsafe from government spying.