Late-Night League

The Friday File: Four weeks into Stephen Colbert’s new late-night TV show, he is running neck-and-neck with Jimmy Fallon with 3.9 million viewers, compared to Fallon’s 4.0 million. Colbert has 1.2 million 18-49 year-olds while Fallon has 1.5 million. They are both tied among those aged 18-34. Colbert’s viewership is up 58% compared to Letterman’s. Fallon is off 5% and Kimmel is down 9% to 2.3 million since Colbert started.