Two siblings in Utah are defying a court order to reunite with their father, who they allege abused them. ProPublica’s Hannah Dreyfus explains a controversial concept known as “parental alienation.”

This episode was produced by Siona Peterous, edited by Amina Al-Sadi, fact-checked by Laura Bullard, engineered by Patrick Boyd, and hosted by Noel King.

Transcript at vox.com/todayexplained

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