In 2007, a house fire kills a middle aged couple, but leaves their teenage son nearly unscathed.
Arson used to be the ideal way for a crook to make evidence go up in smoke. Not anymore. Today, fire investigators are using new techniques and modern science to catch deadly arsonists red-handed. Go back to one of the biggest turning points in fire investigation: a 1990 Jacksonville, Florida fire that left a family dead and the only adult survivor accused of murder. Then revisit a recent case in which state-of-the-art forensics led investigators to an arsonist honor student.
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