WDAY: The News Leader

Published March 21, 2013, 09:15 AM

Arson convictions challenged over fire science

GATESVILLE, Texas (AP) — Ed Graf was given life in prison 25 years ago for killing his two stepsons by locking them in a backyard shed and setting it on fire. Two investigators used photos of the shed's remains to persuade jurors that Graf had started the fire intentionally.

By: NOMAAN MERCHANT,Associated Press, Associated Press

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