http://www.crs.gov
http://www.ice.gov/worksite/
http://judiciary.house.gov/hearings/pdf/Kibble01262011.pdf
http://www.ice.gov/image/
http://www.hsgac.senate.gov/hearings/border-security-frontline-perspectives-onprogress-and-remaining-challenges
http://www.census.gov/econ/susb/
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