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

Here are the highlights of the seven ad-sustained programs that aired in primetime on the broadcast networks last night (5/23/15):

NBC (2.583 million viewers, #2; adults 18-49: 0.8, #1) was the network to beat among adults 18-49 on Saturday with its coverage of the "NHL Playoffs: Anaheim at Chicago (Game 4)" (2.583 million viewers, #4; adults 18-49: 0.8, #1).

CBS (3.891 million viewers, #1; adults 18-49: 0.5, #T2) then was the most-watched network overall thanks to repeats of "Madam Secretary" (3.039 million viewers, #3; adults 18-49: 0.3, #7), "Blue Bloods" (3.775 million viewers, #2; adults 18-49: 0.4, #T4) and "48 Hours" (4.861 million viewers, #1; adults 18-49: 0.7, #2).

Next up was FOX (2.102 million viewers, #4; adults 18-49: 0.5, #T2) with its primetime edition of "Baseball Night in America" (2.102 million viewers, #6; adults 18-49: 0.5, #3).

And finally, encores of "500 Questions" (2.249 million viewers, #5; adults 18-49: 0.4, #T4) and "In an Instant" (2.088 million viewers, #7; adults 18-49: 0.4, #T4) on ABC (2.142 million viewers, #3; adults 18-49: 0.4, #4) closed out the evening.

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

TBA

Here are the highlights of the nine ad-sustained programs that aired in primetime on the broadcast networks one year ago (5/24/14):

NBC (2.368 million viewers, #3; adults 18-49: 0.8, #1) was the demo champ on Saturday its coverage of the "NHL Playoffs: Kings at Blackhawks" (2.368 million viewers, #7; adults 18-49: 0.8, #T1).

CBS (3.422 million viewers, #1; adults 18-49: 0.6, #T2) then was the most-watched network with its encore lineup of "Mike & Molly" (2.299 million viewers, #8; adults 18-49: 0.4, #9), another "Mike & Molly" (2.372 million viewers, #6; adults 18-49: 0.5, #T6), "48 Hours" (3.304 million viewers, #2; adults 18-49: 0.6, #T3) and another "48 Hours" (4.627 million viewers, #1; adults 18-49: 0.8, #T1).

Next up was ABC (2.580 million viewers, #2; adults 18-49: 0.6, #T2) and its mix of "Celebrity Wife Swap" (2.459 million viewers, #4; adults 18-49: 0.6, #T3), "20/20 Saturday" (2.893 million viewers, #3; adults 18-49: 0.6, #T3) and "Nightline Prime" (2.388 million viewers, #5; adults 18-49: 0.5, #T6).

And finally, FOX (1.890 million viewers, #4; adults 18-49: 0.5, #4) closed out the night with the return of "Baseball Night in America" (1.890 million viewers, #9; adults 18-49: 0.5, #T6).

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

TBA

Source: Nielsen Media Research