11.   Advertisers prefer younger viewers because of their greater willingness to try new brands.

12.   Ailes said his move was part of a bigger effort to make CNBC palatable to younger viewers.

13.   But as the news has waned, younger viewers have turned away from the news networks faster than older viewers.

14.   But CBS is still struggling in adding the younger viewers that make up the most salable audience for television advertisers.

15.   But even if ABC is granted five years of dominance among younger viewers, that success seems about to be threatened.

16.   But he acknowledged that CBS had to begin attracting younger viewers before it can truly claim to be making progress.

17.   But networks can use video games as a somewhat manipulative marketing tools to hook younger viewers.

18.   But that also makes UPN a desirable network for many advertisers who have a difficult time reaching male viewers, especially younger male viewers.

19.   But younger viewers have for years approached Burnett and told her they grew up watching the show.

20.   CBS claimed victory in November sweep, but the other TV networks emphasized strength among younger viewers.