In this Aug. 27, 2010 file photo, nurse practitioner Susan ...

Evan Vucci | published: November 21, 2010

In this Aug. 27, 2010 file photo, nurse practitioner Susan Brown prepares a flu vaccination for a customer, in Rockville, Md. The service sector grew at a faster pace in October than the previous month, the 10th straight month of growth. (AP Photo/Evan Vucci, file)