**Ratings Report for ABC News' "20/20"

For Friday, Jan. 30, 2026

'20/20' RANKS NO. 1 IN THE TWO-HOUR TIME PERIOD ACROSS THE BOARD

'20/20' Scores Its Largest Overall Audience in Over 1 Year and Delivers Its Best Adults 18-49 Performance in 8 Months

'20/20' Grows Week to Week in Total Viewers and Adults 18-49, Hitting New Season Highs

ABC News' "20/20: What the Killer Left Behind" averaged 3.256 million Total Viewers, 468,000 Adults 25-54 and 330,000 Adults 18-49 on Friday, Jan. 30, 2026, based on Live+Same Day Big Data Plus Panel Program Ratings from Nielsen Media Research.

· "20/20" ranked No. 1 in its two-hour time period in Total Viewers (3.256 million), Adults 25-54 (468,000) and Adults 18-49 (330,000) versus CBS dramas (1.885 million, 188,000 and 129,000, respectively) and NBC's "Dateline" (2.057 million, 371,000 and 262,000, respectively).

· Hitting new season highs, "20/20" grew from the previous week in Total Viewers (+12% - 3.256 million vs. 2.905 million) and Adults 18-49 (+5% - 330,000 vs. 313,000). In fact, "20/20" attracted its largest overall audience in over 1 year and delivered its best Adults 18-49 performance in 8 months - since 1/24/25 and 5/30/25, respectively.

· Season to date, "20/20" leads "Dateline" in Total Viewers (+9%/+266,000 - 3.375 million vs. 3.109 million), based on Most Current Big Data+Panel Ratings.

ABC News' "20/20" is the No. 1 award-winning primetime program anchored by David Muir and Deborah Roberts. A proven leader as a long-form newsmagazine for over 45 years, "20/20" features unforgettable, character-driven true-crime mysteries, exclusive newsmaker interviews, hard-hitting investigative reports and in-depth coverage of high-profile stories. Janice Johnston is the executive producer. The two-hour "20/20" events air Fridays from 9-11 p.m. ET on ABC and are available to stream on ABC News digital platforms, Disney+ and Hulu.

Source: Nielsen, Total Viewers, Adults 25-54, and Adults 18-49, National Live + Same Day Big Data Plus Panel Program Ratings for current week telecast (1/30/26), week ago telecast (1/23/26) and year-ago telecast (1/24/25). Most Current Data Stream: 2025-2026 Season to Date (9/22/25 - 2/1/26). Beginning 12/26/22, averages are based on Big Data Plus Panel ratings. Beginning 9/29/25, "World News Tonight" averages include airings on ABCNL, including distributors such as YouTube and Roku. Beginning 8/31/20, national ratings also include Out of Home (OOH) viewing. Prior to 8/31/20, ratings do not include OOH viewing.