https://www.23hq.com/knuckleupfitness/mixed knuckleupfitness en-us 23people http://www.23hq.com/resources/um-style/logo-20.gif http://blogs.law.harvard.edu/tech/rss https://www.23hq.com/rss/knuckleupfitness/mixed false https://www.23hq.com/knuckleupfitness/photo/4601886 <p><a href="https://www.23hq.com/knuckleupfitness/photo/4601886"><img src="https://www.23hq.com/4394483/4601886_c90b95cf6fe14c91913794e1abd9533e_standard.jpg" width="460" height="345" class="23-standard"/></a></p><p>Jamie Varner leads the warm-up for his MMA and submission seminar at Knuckleup.</p><p>Photo by <a href="https://www.23hq.com/knuckleupfitness/">knuckleupfitness</a></p> https://www.23hq.com/knuckleupfitness/photo/4601886 Wed, 08 Jul 2009 03:09:44 GMT