RATINGS RECAP: 8/17/12

ABC8:00 Shark Tank (Repeat)
Viewers: 3.8 million, 18-49 demo: 1.0
9:00 20/20
Viewers: 4.8 million, 18-49 demo: 1.3

CBS
8:00 Teachers Rock
Viewers: 2.8 million, 18-49 demo: 0.5
9:00 CSI: NY (Repeat)
Viewers: 3.8 million, 18-49 demo: 0.6
10:00 Blue Bloods (Repeat)
Viewers: 4.5 million, 18-49 demo: 0.7

NBC
8:00 America's Got Talent (Repeat)
Viewers: 3.1 million, 18-49 demo: 0.6
9:00 Grimm (Repeat)
Viewers: 1.9 million, 18-49 demo: 0.5
10:00 Dateline NBC
Viewers: 4.6 million, 18-49 demo: 1.0

FOX
8:00 NFL Preseason Football
Viewers: 4.0 million, 18-49 demo: 1.3