Labor

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** FILE ** A Sunday, June 9, 2013, file photo provided by The Guardian newspaper in London shows Edward Snowden, who worked as a contract employee at the U.S. National Security Agency. (AP Photo/The Guardian, File)

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Union's Colin Stevens, center, reacts to a win with teammate Noah Henry, left, and Sebastien Gingras, right, during the third period of an NCAA men's college hockey Frozen Four tournament game against Minnesota, Saturday, April 12, 2014, in Philadelphia. Union won 7-4. (AP Photo/Chris Szagola)

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Union's Colin Stevens holds up the championship trophy following an NCAA men's college hockey Frozen Four tournament game against Minnesota, Saturday, April 12, 2014, in Philadelphia. Union won 7-4. (AP Photo/Chris Szagola)

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Union's Colin Stevens, left, celebrates a win with teammate Nick Cruice, right, following n NCAA men's college hockey Frozen Four tournament game against Minnesota, Saturday, April 12, 2014, in Philadelphia. Union won 7-4. (AP Photo/Chris Szagola)

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Union's Daniel Ciampini holds up the championship trophy following an NCAA men's college hockey Frozen Four tournament game against Minnesota, Saturday, April 12, 2014, in Philadelphia. Union won 7-4. (AP Photo/Chris Szagola)

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Rep. Steve Thompson, R-Fairbanks, left, looks on during a presentation on Gov. Sean Parnell's plan for addressing the state's unfunded pension obligation during a House Finance Committee hearing on Saturday, April 12, 2014, in Juneau, Alaska. Also shown is Rep. Bryce Edgmon, D-Dillingham, right. (AP Photo/Becky Bohrer)

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FILE - In this Aug. 30, 2013 file photo, Ohio State football players train in the strength and conditioning room at the Woody Hayes Athletic Center at Ohio State University in Columbus, Ohio. A measure that the Ohio House approved last week clarifies that college athletes aren’t public employees and can't unionize. The amendment, tucked into a high-stakes budget bill, responds to a National Labor Relations Board official’s recent ruling declaring full-scholarship players at Northwestern University employees and therefore eligible to unionize. (AP Photo/Jay LaPrete, File)

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FILE - In this Sept. 21, 2013 file photo, Ohio State plays against Florida A&M at Ohio Stadium during an NCAA college football game in Columbus, Ohio. A measure that the Ohio House approved last week clarifies that college athletes aren’t public employees and can't unionize. The amendment, tucked into a high-stakes budget bill, responds to a National Labor Relations Board official’s recent ruling declaring full-scholarship players at Northwestern University employees and therefore eligible to unionize. (AP Photo/Jay LaPrete, File)

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FILE- In this April 2, 2014 file photo, union and non-union apartment building workers march during a protest and march for a fair contract in New York. On Friday, April 11, 2014, the union representing doormen and other New York City building workers has reached a tentative contract agreement with property owners. The deal announced Friday by Local 32BJ of the Service Employees Union and the Realty Advisory Board on Labor Relations will provide raises of 11.3 percent over four years. (AP Photo/Craig Ruttle, File)