After spy scandal, U.S. plans “massive” data sweep

according, advise, amendment, carnegie mellon university, christian science monitor, curt weldon, data, data privacy laboratory, electronic, electronic frontier foundation, electronic privacy information center, executive branch, foreign intelligence surveillance act, fourth amendment, government, information, intelligence, latanya sweeney, lee tien, marcia hofmann, massive, peter sand, president nixon, privacy, s. it, scandal, semantic enhancement, supreme court, surveillance, terrorist, united states, when congress, white house