ABC's 20/20 Special is #1 at 10pm in Key Adults - 20/20's Most-Watched Telecast this Season

20/20: The Untold Story of the Sound of Music (10-11pm - 7.3 million and 1.4/5 in AD18-49): Building on its lead-in by double digits at 10pm, ABC's special 20/20 with Diane Sawyer exploring the mystery of The Sound of Music ranked #1 in its hour with Adults 18-49 (1.4/5) and Adults 25-54 (2.0/6), tying CBS' original CSI: Cyber on both measures.

· In Total Viewers and Adult 25-54, the special 20/20 delivered ABC's top numbers in the time period since its high-rated New Year's Eve coverage (on 12/31/14). In addition with 7.3 million viewers, it was the most-watched telecast for 20/20 this season.

Quick Take for Tuesday, March 18, 2015 (Fast Affiliate Live + Same Day Ratings)

"20/20: The Untold Story of The Sound of Music" Ranks No. 1 at 10pm, Delivering the ABC Newsmagazine's Most-Watched Telecast this Season

Live + Same Day Results:

"20/20: The Untold Story of the Sound of Music" (10:00-11:00 p.m. - 7.3 million and 1.4/5 in AD18-49):

Building on its lead-in by double digits at 10:00 p.m., ABC's special "20/20" with Diane Sawyer exploring the mystery of "The Sound of Music" ranked No. 1 in its hour with Adults 18-49 (1.4/5) and Adults 25-54 (2.0/6), tying CBS' original "CSI: Cyber" on both measures.

· In Total Viewers and Adults 25-54, the special "20/20" delivered ABC's top numbers in the time period since the Net's high-rated New Year's Eve coverage (on 12/31/14). In addition, with 7.3 million viewers, it was the most-watched telecast for "20/20" this season.

A note about DVR penetration: DVR penetration in the Nielsen sample is currently at 49% in U.S. TV Homes. More viewers are watching shows on their own timetables, which are increasingly not reflected in the overnight Live + Same Day numbers. As a result, the Live + 7 Day ratings are the most accurate measure to gauge the size of the TV audience

Projections Rationale:

Lifts vs. L+SD are based on the 2014-15 season for premiere telecast or an average for originals (excluding the premiere).

Returning shows: Profile based on same show (either premiere or averages for originals).

New Series: Based on similar series.

Source: The Nielsen Company, Fast Affiliate Live + Same Day Ratings for 03/18/15.