20/20 1978 | TV Show Watchlist

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A durable newsmagazine mixing investigative pieces with human-interest and celebrity features that's ABC's oldest prime-time series despite its notoriously rocky premiere. (Hosts Robert Hughes and Harold Hayes lasted only that one show.)

Premiered: June 6, 1978

Rating: None

User Rating:2.68 out of 5 (199 ratings)

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Season 36, Episode 41 Murder. Mystery. Amanda Knox Speaks - A Diane Sawyer Exclusive

First Aired: April 30, 2013

An interview with Amanda Knox, the American exchange student in Italy whose conviction for the 2007 murder of her roommate was overturned on Oct. 3, 2011.