Primetime Ratings: NBC Scores Wednesday Touchdown With NFL Opener

Clinton's speech drives Convention coverage up from Tuesday

The start of the 2012 NFL season helped NBC grab the ratings victory Wednesday night, with an overall 8.2 rating/22 share in the adults 18-49 demo, according to Nielsen overnight numbers.

The season-opening game between the Dallas Cowboys and the New York Giants drew a 16.5 overnight rating in total viewers, down 4% from last season's opener and was watched by 23.9 million viewers, which was down 12%. NBC's pregame show, which began at 7:30 p.m., drew a fast-affiliate 5.5.

Fox tied with CBS for second with an overall 1.4/4. So You Think You Can Dance was down just a tenth from last week to a 1.4. CBS' Big Brother was down 9% to a 2.1. The network's second night of coverage of the Democratic National Convention -- which featured former President Bill Clinton -- was up three tenths from Tuesday to a 0.9.

ABC's coverage was also up two tenths to a 0.9 as well. The network finished in fourth at 1.0/3.

The CW, which finished with a 0.4/1, aired Oh Sit!, which was even at 0.4.