Primetime Preliminary Fast National Nielsen Data
(includes all DVR playback through 3:00 am)

Here are the highlights of the 13 ad-sustained programs that aired in primetime on the broadcast networks last night (5/25/18):

CBS (3.918 million viewers, #1; adults 18-49: 0.5, #T1) was the most-watched network on Friday thanks to a new "Undercover Boss" (3.379 million viewers, #4; adults 18-49: 0.5, #3) and repeats of "Hawaii Five-0" (3.869 million viewers, #3; adults 18-49: 0.4, #T4) and "Blue Bloods" (4.505 million viewers, #1; adults 18-49: 0.4, #T4).

NBC (3.313 million viewers, #2; adults 18-49: 0.5, #T1) then was the silver draw with a new "Champions" (2.277 million viewers, #7; adults 18-49: 0.4, #T4), the season finale of "Champions" (1.643 million viewers, #9; adults 18-49: 0.3, #9) and a repeat "Dateline NBC" (3.989 million viewers, #2; adults 18-49: 0.6, #T1).

Next up was ABC (2.587 million viewers, #3; adults 18-49: 0.5, #T1) and its mix of the relocated "Quantico" (2.670 million viewers, #6; adults 18-49: 0.4, #T4), a repeat "Shark Tank" (2.148 million viewers, #8; adults 18-49: 0.4, #T4) and "20/20" (2.945 million viewers, #5; adults 18-49: 0.6, #T1).

Meanwhile, FOX (0.662 million viewers, #4; adults 18-49: 0.2, #4) offered up the debut of "Phenoms" (0.813 million viewers, #10; adults 18-49: 0.2, #T10) and a second "Phenoms" (0.511 million viewers, #12; adults 18-49: 0.2, #T10).

And finally, the return of "My Last Days" (0.546 million viewers, #11; adults 18-49: 0.2, #T10) and a new "Life Sentence" (0.381 million viewers, #13; adults 18-49: 0.1, #13) rounded out the evening on The CW (0.464 million viewers, #5; adults 18-49: 0.1, #5).

Week-to-week changes (adults 18-49):
+20.00% - 20/20
0.00% - Champions - 8:00 (vs. 5/3/18)
-16.67% - Undercover Boss
-20.00% - Quantico (vs. 5/10/18)
-25.00% - Champions - 8:30 (vs. 5/3/18)
-50.00% - Life Sentence

Year-to-year changes (adults 18-49):
0.00% - 20/20
0.00% - Undercover Boss (vs. MacGyver (Repeat))
-33.33% - My Last Days (vs. Penn & Teller: Fool Us (Repeat))
-42.86% - Champions - 8:00 (vs. First Dates)
-42.86% - Quantico (vs. Shark Tank (Repeat))
-57.14% - Champions - 8:30 (vs. First Dates)
-66.67% - Phenoms - 8:00 (vs. Beat Shazam (Repeat))
-66.67% - Phenoms - 9:00 (vs. Love Connection (Repeat))
-75.00% - Life Sentence (vs. Penn & Teller: Fool Us (Repeat))

In late-night metered market ratings (via NBC's press release):

TBA

Here are the highlights of the 12 ad-sustained programs that aired in primetime on the broadcast networks one year ago (5/26/17):

NBC (4.033 million viewers, #2; adults 18-49: 0.7, #T1) was the demo champ on Friday with the season finale of "First Dates" (3.479 million viewers, #5; adults 18-49: 0.7, #T2) and a two-hour "Dateline NBC" (4.310 million viewers, #4; adults 18-49: 0.8, #1).

Sharing the top spot was ABC (3.271 million viewers, #3; adults 18-49: 0.7, #T1) and repeats of "Shark Tank" (3.276 million viewers, #7; adults 18-49: 0.7, #T2), another "Shark Tank" (3.163 million viewers, #8; adults 18-49: 0.7, #T2) and "20/20" (3.373 million viewers, #6; adults 18-49: 0.6, #T5).

Next up was CBS (5.043 million viewers, #1; adults 18-49: 0.6, #T3) with its trio of "MacGyver" (4.560 million viewers, #3; adults 18-49: 0.5, #10), "Hawaii Five-0" (4.956 million viewers, #2; adults 18-49: 0.6, #T5) and "Blue Bloods" (5.613 million viewers, #1; adults 18-49: 0.6, #T5).

Meanwhile, FOX (1.952 million viewers, #4; adults 18-49: 0.6, #T3) served up encores of "Beat Shazam" (2.092 million viewers, #9; adults 18-49: 0.6, #T5) and "Love Connection" (1.813 million viewers, #10; adults 18-49: 0.6, #T5).

And finally, The CW (1.444 million viewers, #5; adults 18-49: 0.3, #5) closed out the evening with repeats of "Penn & Teller: Fool Us" (1.437 million viewers, #12; adults 18-49: 0.3, #12) and another "Penn & Teller: Fool Us" (1.450 million viewers, #11; adults 18-49: 0.4, #11).

Week-to-week changes (adults 18-49):
0.00% - First Dates
-11.11% - Dateline NBC

Year-to-year changes (adults 18-49):
0.00% - First Dates (vs. Caught on Camera with Nick Cannon)
-11.11% - Dateline NBC (vs. Dateline NBC (Repeat))

In late-night metered market ratings (via NBC's press release):

TBA

Source: Nielsen Media Research