Friday Primetime Results (Note: Some local preemptions for NFL preseason football):

· A "Dateline NBC" rebroadcast (0.8/3 in 18-49, 4.5 million viewers overall from 10-11 p.m. ET) maintained its rating from half-hour to half-hour in adults 18-49 (0.8 vs. 0.8) and adults 25-54 (1.2 vs. 1.2) and grew +6% in total viewers (4.3 million to 4.6 million), despite the 10 p.m. hour.

· "Dateline NBC" will add substantial viewership via time shifting -- Friday's "Dateline" is increasing by +26% in 18-49 rating (from a 1.14 to a 1.44) and 959,000 viewers overall (5.8 million to 6.7 million) this season going from L+SD to L+7.

· An encore telecast of "America's Got Talent" (0.7/3 in 18-49, 3.5 million viewers overall from 8-10 p.m. ET) tied for #2 in the time period among the Big 4 networks in men 18-34 and men 18-49.

In Late-Night Metered Markets Friday Night:

· In Nielsen's 56 metered markets, household results were: "The Tonight Show Starring Jimmy Fallon," 2.7/7 with an encore telecast; "CBS Summer Showcase," 1.6/4 with an encore; and ABC's "Jimmy Kimmel Live," 2.1/5 with an encore.

· In the 25 markets with Local People Meters, adult 18-49 results were: "The Tonight Show Starring Jimmy Fallon," 0.8/4 with an encore; "CBS Summer Showcase," 0.4/1 with an encore; and "Jimmy Kimmel Live," 0.7/4 with an encore.

· From 12:35-1:05 a.m. ET, ABC's "Nightline" averaged a 1.3/4 in metered-market households and a 0.4/3 in 18-49 in the Local People Meters.

· From 12:35-1:35 a.m. ET, "Late Night with Seth Meyers" (1.2/4 in metered-market households with an encore) beat CBS's "Late Late Show with James Corden" (0.9/3 with an encore). In the 25 markets with Local People Meters, "Late Night" (0.4/3 in 18-49 with an encore) topped "Late Late Show" (0.2/1 with an encore).

· At 1:35 a.m., "Last Call with Carson Daly" averaged a 0.7/3 in metered-market households with an encore and a 0.3/2 in adults 18-49 in the 25 markets with local people meters.

NOTE: Primetime results are based on "fast affiliate time period" data from Nielsen Media Research. All ratings are "live plus same day" unless otherwise indicated.