The Nielsens: Grammys hit a high note

The Grammy Awards was the most-watched program for the week ending Sunday, according to Nielsen. Here are the top 10 prime-time programs ranked by millions of viewers:

1. The Grammys, CBS, 39.9 million

2. NCIS, CBS, 21.0

3. American Idol -- Wednesday, Fox, 19.3

4. American Idol -- Thursday, Fox, 18.1

5. The Voice, NBC, 17.8

6. NCIS: Los Angeles, CBS, 16.3

7. The Big Bang Theory, CBS, 16.2

8. Person of Interest, CBS, 15.1

9. The Mentalist, CBS, 14.8

10. 60 Minutes, CBS, 14.3