Dog falls through ice into swift moving frozen river (December 29, 1993. Missoula, Montana); Mother finds daughters unconscious in the trunk of her car (July 7, 1993. Gray, Louisiana); Rear-end collision leaves woman in car unconscious at railroad crossing as train approaches (March 22, 1994. Boca Raton, Florida); Seven-year-old girl calls 911 when her father stabs her mother (February 24, 1992. Rock Hill, South Carolina)