Ratings: Once Hits New Low; Red Widow Rises
CBS topped Sunday with NCAA basketball coverage, while Once Upon a Time hit a series low.
CBS averaged 10.1 million viewers and a 2.4 in the adults 18-to-49 demographic for the night, thanks to March Madness overrun that delayed prime time by 45 minutes.
Once (6.8 million, 2.1) dropped two-tenths to a new all-time low …
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