Odds range from 12-to-1 that she'll draw less than amiable placeholder Bob Schieffer's lowest summertime ratings, about 6.5 million, to 3.75-to-1 that she'll top 8.5 million on opening night.
So far, betting has been sporadic, says BetCRIS CEO Mickey Richardson, who also thinks the numbers need "tweaking.
It seems every night now I turn on the TV and have got to hear about it--and not only on CBS."
CBS, long a third-place finisher in the evening-news race, averaged 7.07 million nightly viewers the week of August 21, and has been averaging roughly between 6.5 million and 7 million viewers a night throughout the summer.
The spin comes as CBS News was exposed for another questionable publicity move: releasing digitally altered press photos depicting a virtually slimmer version of Couric.