U.S. stocks suffered a dismal start to the month as conflicting polls bred uncertainty over the upcoming presidential election. Defensive utilities stocks were among the worst performers. October was a tough month for automakers. GM (GM) posted a nearly 2% decline in unit sales, though that was one-third of an expected drop. Fiat Chrysler (FCAU) reported a sharper than expected drop. Ford (F) postponed its report for later this week after a delay tied to a fire at its headquarters. Archer Daniels rallied after earnings topped estimates. A jump in agricultural services revenue drove profit growth over the third quarter. Yum China Holdings (YUMC) climbed in its market debut. The company has exclusive rights to KFC, Pizza Hut and Taco Bell in mainland China after its spinoff from parent Yum! Brands (YUM) .
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