ANGELA CARMEN, MOTHER: I was heartbroken. I just want to give him a big hug and bring him home.
JOHN CORNELL, FATHER: He lost his way somehow. I believe he was really vulnerable and I believe he was coerced in a lot of ways. He explained the peaceful side of Islam to me. And he never showed any signs of any kind of violence or anything, I mean, quiet child. Good kid.
ALEXANDRA FIELD, CNN: The informant in this case had flagged Cornell to the authorities this fall after some Twitter activity. The informant in this case, somebody who is hoping to improve their own legal standing.