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SAN RAFAEL, CA - AUGUST 13: Chevron customers pump gas into their cars at a Chevron gas station August 13, 2010 in San Rafael, California. U.S. retail sales rose 0.4 percent in July fueled by sales of cars and gasoline. (Photo by Justin Sullivan/Getty Images)
LAS VEGAS - JULY 31: Former boxer Mike Tyson watches an undercard of the Juan Manuel Marquez and Juan Diaz bout at the Mandalay Bay Events Center July 31, 2010 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)
Garmisch-Partenkirchen, Germany
MITTENWALD, GERMANY - SEPTEMBER 04: A goat is driven down the Alps in front of the Wettersteinkopf mountain on September 4, 2010 near Mittenwald, Germany. Every year cows, sheep and goats are driven down the mountains in September after they spent about four months on the grazing lands in the Bavarian mountains. (Photo by Alexandra Beier/Getty Images)