Tears streamed down this woman's face as she met the man who received her son's face in a transplant after he donated his organs when died.
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"Nightline" was there for the touching moment as single mum Nancy Millar mum inspected her late son David Rodebaugh's face on 42-year-old Pat Hardison's body.
Pat underwent the full face transplant after losing his nose, lips, eyelids and ears in a house fire.
Now Pat is finally able to give thanks to David's mother for transforming his life.