NCIS

CBS topped Tuesday in viewership and the adults 18-to-49 demographic, thanks to the season finales of NCIS and NCIS: Los Angeles.

The mothership series earned 18.7 million viewers and a 3.5 rating, rising four-tenths in the demo from last week. The two-hour NCIS: LA closer averaged 15.12 million viewers and a 3.0, on par with last week.

America's Got Talent (10.4 million, 3.4) was down a tad from Monday's premiere, but it marked a season high for NBC in the 8 p.m. hour. Back in its usual 10 p.m. slot, Fashion Star (4.9 million, 1.6) ended its freshman season on good note, improving slightly on last week's numbers, when it aired at 8 p.m.

Glee: How did New Directions do at Nationals?

Glee's two-hour Nationals episode drew 6 million viewers and a 2.5, down 7 percent from last week.

On ABC, Cougar Town, which aired back-to-back episodes, slumped to a series low of 3.3 million and a 1.0. Dancing with the Stars (12.9 million, 2.2) was also down, but the season finale of Private Practice climbed nearly 30 percent to 7 million viewers and a 1.8.

On The CW, the season finale of 90210 earned 1.09 million viewers and a 0.5, while The L.A. Complex (0.57 million, 0.2) dropped to a series low in the demo.

8 p.m.
CBS: NCIS 18.7 million viewers (3.5 demo rating)
ABC: Cougar Town 3.3 million (1.0); Cougar Town 3.3 million (1.0)
Fox: Glee 6 million (2.5) [8-10 p.m.]
NBC: America's Got Talent 10.4 million (3.4) [8-10 p.m.]
CW: 90210 1.09 million (0.5)

9 p.m.
CBS:
NCIS: Los Angeles 15.12 million (3.0) [9-11 p.m.]
ABC: Dancing with the Stars 12.9 million (2.2)
CW: The L.A. Complex 0.57 million (0.2)

10 p.m.
ABC: Private Practice 7 million (1.8)
NBC: Fashion Star 4.9 million (1.6)