Prime-time viewership numbers compiled by Nielsen for July 21-27. Listings include the week's ranking and viewership.

1. "America's Got Talent" (Tuesday), NBC, 10.43 million.

2. "America's Got Talent" (Wednesday), NBC, 10.32 million.

3. "NCIS," CBS, 8.7 million.

4. "60 Minutes," CBS, 7.66 million.

5. "The Big Bang Theory," CBS, 7.13 million.

6. "The Bachelorette," ABC, 7.09 million.

7. "Under the Dome," CBS, 6.74 million.

8. "Big Brother (Wednesday), CBS, 6.63 million.

9. "NCIS: Los Angeles," CBS, 6.56 million.

10. "Extant," CBS, 6.483 million.

11. "Big Brother (Thursday), CBS, 6.482 million.

12. "Unforgettable," CBS, 6.45 million.

13. "Big Brother" (Sunday), CBS, 6.43 million.

14. "Blue Bloods," CBS, 6.3 million.

15. "Dateline NBC," NBC, 6.12 million.

16. "Master Chef," Fox, 6.02 million.

17. "American Ninja Warrior," NBC, 5.82 million.

18. "20/20, ABC, 5.58 million.

19. "Major Crimes," TNT, 5.56 million.

20. "The Millers," CBS, 5.35 million.

___

ABC is owned by The Walt Disney Co.; CBS is a division of CBS Corp.; Fox is owned by 21st Century Fox; NBC is owned by NBC Universal. TNT is owned by Time Warner.