This isn't going to improve the mood of liberal bloggers.
From an ABC press release:
The first hour of Wednesday's debate ranked first in its time period among Total Viewers, Adults 18-49 and Adults 25-54. Up against Fox's "American Idol" and an original episode of CBS' "Criminal Minds" at 9 p.m., the debate retained 96% of it Total Viewing audience, retained 100% of its Adults 25-54 audience, and grew 4% among Adults 18-49 from the first hour to the second hour.
Additionally, the debate beat "American Idol" program-to-program in four markets: Philadelphia, Orlando, San Antonio, Albuquerque, according to Household ratings.