This story is part of our series, “Coming Home”, a look at what the end of U.S. military involvement in Iraq means for our state. Many veterans return to Colorado with physical and mental disabilities, like Post-Traumatic Stress Disorder. A Colorado nonprofit is now training service dogs to help veterans with PTSD. And as Colorado Public Radio's Anna Panoka reports, it’s part of a new Department of Veterans Affairs study to gauge the impact of the animals. 

[Photo: CPR/Anna Panoka]