"Mary Cortani is a former Army dog trainer who started Operation Freedom Paws, a nonprofit that helps war veterans <a href=""http://www.cnn.com/2012/06/07/us/cnnheroes-cortani-veterans-dogs/index.html"">train their own service dogs</a>. Since 2010, she has worked with more than 80 veterans who have invisible wounds such as post-traumatic stress disorder. ""I'm hoping this brings awareness to the world that PTSD is real and that we will be able to reach more veterans who so desperately need help,"" Cortani said. <a href=""http://www.cnn.com/2012/11/26/us/gallery/heroes-cortani/index.html"" target=""_blank"">See more photos of Mary Cortani</a>"
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