Nielsen ratings

Prime-time viewership, in millions, compiled by the Nielsen Co. for the week ending Sept. 5:

1. "America's Got Talent" (Tuesday), NBC, 11.5

2. "America's Got Talent" (Wednesday), NBC, 10.47

3. "Two and a Half Men," CBS, 9.14

4. "The Big Bang Theory," CBS, 8.92

5. "NCIS," CBS, 8.17

6. "Big Brother 12" (Wednesday), CBS, 7.87

7. "NCIS: Los Angeles," starring LL Cool J, above, CBS, 7.84

8. "Big Brother 12" (Sunday), CBS, 7.19

9. "60 Minutes," CBS, 7.05

10. "Wipeout" (Tuesday), ABC, 6.93