Episode Detail: Calling All Angels - Primetime
Diane Sawyer reports on foster care in the U.S., visiting an institution for girls in Louisville, where residents describe the effects of being moved from foster home to foster home. Also: exploring how drug abuse among biological parents has added to the rolls of foster children; chronicling a day in the life of a Louisville social worker; and interviewing the foster mothers of a 2-year-old Los Angeles girl who died in October 2005 after authorities returned her to her aunt and uncle.