Prime-time viewership numbers compiled by Nielsen for Sept. 16-22. Listings include the week’s ranking and viewership. 1. NFL Football: L.A. Rams at Cleveland, NBC, 18.59 million. 2. “Sunday Night NFL Pre-Kick,” NBC, 13.17 million. 3. NFL Football: Cleveland at N.Y. Jets, ESPN, 12.22 million. 4. “America’s Got Talent” (Wednesday), NBC, […]