Friday, September 6, 2013 ratings — New episodes: Dateline, Perfect Score, America’s Next Top Model, and 20/20. Specials: Teach. Reruns: Blue Bloods, Betty White’s Off Their Rockers, Bones, The Following, Last Man Standing, The Neighbors, and Shark Tank.

These are the fast affiliate ratings. The percentages represent the change since the previous original episode. (Percentages aren’t given for reruns or specials.) To see past ratings for a particular show, click the show’s link. The show pages are updated with the daily final ratings when they become available. Those pages include season averages to date.

What were you watching last night? Original network episodes, reruns, cable, or something else?