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Thunderstorm Rolls Through Las Vegas

LAS VEGAS, NV - SEPTEMBER 13: Lightning flashes east of the Las Vegas Strip during a thunderstorm early on September 13, 2011 in Las Vegas, Nevada. Stormy weather is expected to continue through Thursday. (Photo by Ethan Miller/Getty Images)

The week in photos 16/09/11

The world's longest nails, Europe's largest shopping centre and the biggest crocodile in captivity feature in our weekly photo retrospect.