When Sarah was 10 years old, she got a heart transplant. Soon after, her mother decided to find out more about the person who saved her daughter's life. She discovers the donor was a little boy her daughter's age, and that he'd been murdered by gang members who mistook him for his older brother. The two families begin to connect—everyone but Sarah, who's not at all sure she wants to know anything at all about the boy or the family that lost him. Reporter Jill Wolfson tells the story. (21 minutes)