NEW YORK -- CBS continued to dominate the prime time ratings race last week, taking five of the Nielsen Top 10, but NBC's 'Nightly News' tied the front-running 'Evening News' for the second time in three months.
Both networks showed ratings of 13.4 and audience shares of 23 in evening news programing.
NBC last tied CBS on Nov. 9.
ABC's 'World News Tonight' was buried in third place for the fifth consecutive week, scoring a rating of 12.5 and a share of 22.
CBS scored an overall prime time rating of 19.3 and an audience share of 30 for the lead. ABC scored 17.6 and 28 and NBC brought up the rear with 16.5 and 26.
Ratings for the season to date held little variance. CBS led 19.6 and 31 over ABC, which posted 18.2 and 29, and NBC, which scored 15.5 and 24.
The top 10 programs for the week ending Feb. 28, according to the A.C. Nielsen Co., were:
l. Dallas (CBS).
2. Little House on the Prairie (NBC).
3. 60 Minutes (CBS).
4. Love Boat (ABC).
5. Too Close for Comfort (ABC).
6. Archie Bunker's Place (CBS).
7. M-A-S-H (CBS).
8. TV Censored Bloopers (NBC).
9. Dukes of Hazzard (CBS).
10. Three's Company (ABC).