Horses for Heros, Awendaw, S.C.
Link

This veteran healing program is headed by a retired international polo player, Simon Martineau, who himself struggles with PTSD, and he works with combat veterans to help them re-discover trust and teamwork with the great horses, and generous volnteers, of Rein and Shine Stables.

documentaries
One veteran talks about how the "moral injury" form his time inVietnam is being healed by his relationship with his horse. animation

The veterans were nervouse at first, then developed a bond with their horses animation