Episode 3: Hope

On the day investigators work the scene of the bomb that struck Draylen Mason’s home, 75-year-old Hope Herrera spends the morning caring for her 93-year-old mother. Hope picks up a package from her porch, and it explodes. Six hundred federal agents descend on Austin to work the case and to try to figure out the bomber’s identity, and no one knows where the serial bomber will strike next.

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