US economy adds 171K jobs; rate rises to 7.9 pct.

A worker directs traffic for street construction in Portland, Ore., Friday, Oct. 5, 2012. The Labor Department reported Friday that the unemployment rate fell to 7.8 percent in September, a decline of 0.3 percentage point and the lowest since January 2009. The government said the economy created 114,000 jobs, about as expected, and generated 86,000 more jobs in July and August than first estimated.(AP Photo/) Photo by
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