1.   And those are returning shows.

2.   Blacks or other ethnic minority characters are featured in a number of returning shows, and cable television also provides a measure of diversity.

3.   But adding insult to injury this season has been the returning shows, which far outnumber the new.

4.   But here is what we do know about some returning shows.

5.   Other returning shows will undergo a variety of changes this season, which kicks off in earnest next week.

6.   Returning shows feature moles, pols and a whole flock of angels.

7.   The bad news has been compounded by falling ratings for many returning shows and wrongheaded network decisions to move shows to different time slots.

8.   The networks are always hot to promote their new fall series, but most TV watchers are more excited about returning shows.

9.   Yet its returning shows have done unexpectedly well.

10.   Yet NBC has avoided disaster because of the unexpected strength of its returning shows.