U.S. employers added 171,000 jobs in October, and hiring was stronger in August and September than first thought. The unemployment rate inched up to 7.9 percent from 7.8 percent in September... The government revised its data to show that 84,000 more jobs were added in August and September than previously estimated. The jobs gains in October were widespread across industries. And the percentage of Americans working or looking for work rose for the second straight month.