Nielsen ratings

Prime-time viewership, in millions, compiled by Nielsen for the week ending Sept. 15.

1. NFL Football: San Francisco at Seattle, NBC, 20.54

2. "Football Rain Delay," NBC, 17.84

3. NFL Football: Philadelphia at Washington, ESPN, 16.52

4. "Sunday Night NFL Pre-Kick," NBC, 15.22

5. "60 Minutes," CBS, 12.45