Preview: Families of Killers

On the season finale, Lisa meets the Unabomber's brother, a serial killer's daughter, and a school shooter's father. She delves behind the curtain of shame and vilification surrounding the families of notorious killers to glimpse heartbreak, guilt and love.

Tune in for the season finale of Our America with "Families of Killers" on Tuesday, March 12th at 10/9c, only on OWN.

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