Here are the top 20 broadcast TV shows for the week of Feb. 25-March 3 (Monday to Sunday), based on the number of viewers, according to data released Tuesday by the Nielsen Co.
NCIS (CBS)
NCIS: Los Angeles (CBS)
American Idol, Wed. (Fox)
60 Minutes (CBS)
American Idol, Thu. (Fox)
The Big Bang Theory (CBS)
Castle (ABC)