20/20 S2010E22 - Burned

The only thing possibly worse than losing loved ones in a fire would be if you were falsely accused of setting the blaze. Yet that's what some experts say happens around the country when the wrong fire investigator determines arson based on outdated techniques. Is it what happened to Amanda Kelly? Kelly's world fell apart on a winter's day in 2001 when she was charged with arson, accused of setting a fire that engulfed her Alexandria, Louisiana home, killing her three children. She faced the death penalty.