When a package mysteriously explodes on the front porch of a suburban home in Northeast Austin, killing homeowner and father Anthony Stephan House, authorities are mystified. Bombings of this type are incredibly rare and law enforcement has – at best – flimsy theories about motives and suspects. This darkly strange incident fades from the headlines as the annual South by Southwest Festival ramps up.

From Campside Media, Pegalo Pictures and Sony Music Entertainment, this is Season 6 of Witnessed: 19 Days

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