I just never thought she’d save mine,” Anne Wills.

“A Baltimore-area woman and her oncologist believe her search-and-rescue dog “sniffed out” and detected her lung cancer early enough to possibly save her life.

Her 9-year-old shepherd-Lab mix, Heidi, has helped save several people’s lives and find over 2,000 missing pets during her work as a search-and-rescue dog for over seven years, Anne Wills told ABC News today.”

Heidi the search and rescue dog sniffed out cancer in her person.  Be amazed. Watch the story here.