CHICAGO (WGN) — It's outside a hospital where we found a tale of blessing, based around tails that help heal.

Wagging tails, to be specific.

On Sunday, a celebration of 20 years took place for the therapy dog program at the Medical University of South Carolina (MUSC).

"These extraordinary dogs [standing] before you have accompanied patients on gurneys to relieve stress and anxiety before surgery," said Cathy Bennett, Therapy Animal Program Coordinator at MUSC. "As patients wake up in post op, they’ve encouraged children to speak for the first time, and after experiencing trauma."

Last year, we told those around Chicagoland about Hawk, who just started as a facility dog at Lurie Children's Hospital. At the time, he joined the ranks of dogs at Chicago-area hospitals that have, for years,

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