"Words will never be enough to express our gratitude," Kennidi Werley, a Texas-based mom, tells PEOPLE
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Kennidi Werley, a Texas-based mom, is touching millions by sharing her daughter's story
The 31-year-old's daughter Oakley received a lifesaving heart transplant after spending a year in the hospital
Now, at 8 years old, Kennidi says her ... [4257 chars]
