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 29 Robin's Journey

First Aired: February 22, 2013

Examining "Good Morning America" host Robin Roberts' battle with myelodysplastic syndrome (MDS), a rare blood disorder. Included: remarks by Diane Sawyer, George Stephanopoulos, Sam Champion, Josh Elliott, Lara Spencer and Dr. Richard Besser.