<p>Roz Mayes, center, teaches how to "twerk" during a workshop at the Pole Expo in Las Vegas, Sept. 7. Pole dancers from around the world gathered in Las Vegas this month to swap ideas and learn tricks of the trade.</p>
September 27, 2014
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September 27, 2014 9 p.m.
Pole dancing being used for fitness
LAS VEGAS - Poles have long been a staple of smoky strip clubs, but the women scaling and swinging from them in Las Vegas earlier this month weren't doing it for dollar bills.