Has the mighty started to fall? Or is NCIS just getting better with age? Despite dominating in both the viewers and the demos last night, American Idol saw one of its tightest battles in a long time. The CBS drama - with its 20.1 million viewers -  got as close the reality show as it ever had before.

8pm

• American Idol (24.1 million, 9.0/24 in 18-49) was down 2 million.
• NCIS (4.1/11) brought in 20.1 million.
• The Biggest Loser (9.7 million, 3.8/10) lost 200,000.
• Scrubs (3.3 million, 1.2/3) remained steady.
• Better Off Ted (2.5 million, 10.2) shrunk by 700,000.
• 90210* (960,000, 0.4/1) added on 160,000.

9pm

• NCIS: Los Angeles (3.8/10 in 18-49) pulled in 17.2 million.
• Human Target (3.2/8) rounded up 9.6 million.
• A 2-hour Lost* repeat (1.4/4) averaged 3.4 million.
• Melrose Place* (881,000, 0.4/1) improved by 181,000.

10pm

• The Good Wife* (2.1/6 in 18-49) nabbed 10.3 million.
• The Jay Leno Show (6.3 million, 2.0/6) was even with last week.

*denotes repeat

(You can review last Tuesday’s ratings here.)