Wednesday's Broadcast Ratings: NBC Tops Charts with Drama Repeats By The Futon Critic Staff (TFC) Primetime Preliminary Fast National Nielsen Data (includes all DVR playback through 3:00 am) Here are the highlights of the 17 ad-sustained programs that aired in primetime on the broadcast networks last night (12/30/20): NBC (3.196 million viewers, #1; adults 18-49: 0.4, #1) was the king of the repeats with its encores of "Chicago Med" (3.231 million viewers, #2; adults 18-49: 0.4, #T2), "Chicago Fire" (3.165 million viewers, #5; adults 18-49: 0.4, #T2) and "Chicago PD" (3.192 million viewers, #4; adults 18-49: 0.4, #T2). CBS (2.636 million viewers, #2; adults 18-49: 0.3, #T2) was the silver draw with its mix of "Young Sheldon" (4.065 million viewers, #1; adults 18-49: 0.5, #1),