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Montenegro's Ana Radovic sports a tattoo during the women's handball preliminary match against Russia at the 2012 Summer Olympics, Sunday, Aug. 5, 2012, in London. (AP Photo/Matthias Schrader)

Olympians reveal their tattoos

Sporting the colors of the country they represent is gratifying enough for most Olympic athletes. For others, an ink gun provides the opportunity to express themselves in a more permanent way. -- By Armando Botello II, Yahoo! Sports