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

Here are the highlights of the 15 ad-sustained programs that aired in primetime on the broadcast networks last night (3/10/21):

FOX (4.260 million viewers, #2; adults 18-49: 1.0, #1) was the demo victor on Wednesday thanks to the return of "The Masked Singer" (5.424 million viewers, #4; adults 18-49: 1.2, #1) and the launch of "Game of Talents" (3.096 million viewers, #6; adults 18-49: 0.7, #5).

A close second was NBC (6.646 million viewers, #1; adults 18-49: 0.9, #2) with its trio of "Chicago Med" (7.336 million viewers, #1; adults 18-49: 1.0, #2), "Chicago Fire" (6.846 million viewers, #2; adults 18-49: 0.9, #3) and "Chicago PD" (5.755 million viewers, #3; adults 18-49: 0.8, #4).

Next up was CBS (2.960 million viewers, #3; adults 18-49: 0.4, #3) with originals from "Tough as Nails" (2.789 million viewers, #7; adults 18-49: 0.4, #T7), "SEAL Team" (3.381 million viewers, #5; adults 18-49: 0.4, #T7) and "S.W.A.T." (2.709 million viewers, #8; adults 18-49: 0.3, #T10).

Meanwhile, ABC (1.810 million viewers, #4; adults 18-49: 0.3, #4) opted for repeats of "The Goldbergs" (2.472 million viewers, #9; adults 18-49: 0.5, #6), "American Housewife" (1.879 million viewers, #10; adults 18-49: 0.4, #T7), "The Conners" (1.771 million viewers, #11; adults 18-49: 0.3, #T10) and "Call Your Mother" (1.387 million viewers, #13; adults 18-49: 0.3, #T10) plus a new "The Con" (1.675 million viewers, #12; adults 18-49: 0.2, #13).

And finally, fresh installments from "Riverdale" (0.545 million viewers, #14; adults 18-49: 0.1, #T14) and "Nancy Drew" (0.530 million viewers, #15; adults 18-49: 0.1, #T14) rounded out the evening on The CW (0.538 million viewers, #5; adults 18-49: 0.1, #5).

Week-to-week changes (adults 18-49):
+11.11% - Chicago Med (vs. 2/17/21)
0.00% - Chicago Fire (vs. 2/17/21)
0.00% - Chicago PD (vs. 2/17/21)
0.00% - Tough as Nails
0.00% - Riverdale (vs. 2/24/21)
0.00% - Nancy Drew (vs. 2/24/21)
-20.00% - SEAL Team
-25.00% - S.W.A.T.
-33.33% - The Con

Year-to-year changes (adults 18-49):
+66.67% - Chicago Med (vs. Chicago Med (Repeat))
+33.33% - Chicago PD (vs. Chicago PD (Repeat))
+28.57% - Chicago Fire (vs. NBC News Special/Chicago Fire (Repeat))
0.00% - Nancy Drew
-33.33% - SEAL Team (vs. CBS News Special/SEAL Team)
-36.36% - Game of Talents (vs. FOX News Special/LEGO Masters)
-36.84% - The Masked Singer
-50.00% - Riverdale
-50.00% - S.W.A.T.
-60.00% - The Con (vs. Modern Family (Repeats))
-69.23% - Tough as Nails (vs. Survivor: Winners at War)

Here are the highlights of the 19 ad-sustained programs that aired in primetime on the broadcast networks one year ago (3/11/20):

[EDITOR'S NOTE: President Trump aired a live address at 9p ET; most shows resumed at approximately 9:18p ET.]

FOX (5.450 million viewers, #2; adults 18-49: 1.5, #1) was still the network to beat on Wednesday with its mix of "The Masked Singer" (7.219 million viewers, #1; adults 18-49: 1.9, #1), "FOX News Special/LEGO Masters" (4.169 million viewers, #10; adults 18-49: 1.2, #3) and "LEGO Masters" (3.194 million viewers, #13; adults 18-49: 1.0, #4).

CBS (5.508 million viewers, #1; adults 18-49: 0.9, #2) was the silver draw with its combination of "Survivor: Winners at War" (6.943 million viewers, #2; adults 18-49: 1.3, #2), "CBS News Special/SEAL Team" (5.936 million viewers, #3; adults 18-49: 0.9, #5), "SEAL Team" (4.786 million viewers, #5; adults 18-49: 0.7, #8) and "SWAT" (4.221 million viewers, #8; adults 18-49: 0.6, #T9).

Next up was NBC (4.490 million viewers, #3; adults 18-49: 0.6, #T3) and its encore mix of "Chicago Med" (4.756 million viewers, #6; adults 18-49: 0.6, #T9), "NBC News Special/Chicago Fire" (5.202 million viewers, #4; adults 18-49: 0.8, #T6), "Chicago Fire" (4.200 million viewers, #9; adults 18-49: 0.6, #T9) and "Chicago PD" (4.012 million viewers, #11; adults 18-49: 0.6, #T9).

ABC (2.950 million viewers, #4; adults 18-49: 0.6, #T3) likewise opted for a marathon of "Modern Family" (3.460 million viewers, #12; adults 18-49: 0.6, #T9), another "Modern Family" (2.740 million viewers, #15; adults 18-49: 0.5, #T15), "ABC News Special/Modern Family" (4.273 million viewers, #7; adults 18-49: 0.8, #T6), even more "Modern Family" (2.824 million viewers, #14; adults 18-49: 0.6, #T9), yet another "Modern Family" (2.235 million viewers, #16; adults 18-49: 0.5, #T15) and a final "Modern Family" (2.168 million viewers, #17; adults 18-49: 0.5, #T15).

And finally, new episodes of "Riverdale" (0.703 million viewers, #18; adults 18-49: 0.2, #18) and "Nancy Drew" (0.681 million viewers, #19; adults 18-49: 0.1, #19) on The CW (0.692 million viewers, #5; adults 18-49: 0.2, #5) closed out the night.

Week-to-week changes (adults 18-49):
+20.00% - SWAT
+16.67% - SEAL Team
+5.56% - The Masked Singer
0.00% - LEGO Masters
0.00% - Riverdale
0.00% - Nancy Drew
-7.14% - Survivor: Winners at War

Year-to-year changes (adults 18-49):
+46.15% - The Masked Singer (vs. Empire)
0.00% - SWAT (vs. The World's Best)
0.00% - SEAL Team (vs. The World's Best)
-9.09% - LEGO Masters (vs. Star)
-13.33% - Survivor: Winners at War
-33.33% - Riverdale (vs. All American)
-50.00% - Nancy Drew

Source: Nielsen Media Research, ShowBuzzDaily.com