Transcript for Giving Life: A Risky Proposition
Mothers they went for us and wish for us and do everything to -- our -- And now tonight Diane Sawyer how to make their lives. Tonight -- -- incredible breathtaking journey around the world would die. And the everyday heroes who are making miracles across -- And Sawyer special 21. -- central after extreme makeover home edition on ABC.
This transcript has been automatically generated and may not be 100% accurate.