Jobless rate falls to lowest level since December 2008 as data shows economy appeared to shrug off effect of hurricane SandyThe US unemployment rate has fallen to 7.7%, its lowest level in four years, as the economy appeared to shrug off the looming fiscal cliff and the effects of superstorm Sandy.The Labor Department said on in its latest nonfarm payrolls report on Friday that 146,000 new jobs were added in November.