The network acknowledged it had not notified the stations of its change of plans and apologized.
Teya Ryan, the executive vice president and general manager of the CNN domestic network, acknowledged that the time period was "a buzz saw".
Jason LaCanfora, who was also in Washington last week for the network, acknowledged that the league-owned channel is going to be scrutinized for its fairness.
In a memo to the ABC management yesterday, Mr. Iger praised Mr. Fili-Krushel's performance at the network, acknowledged that she was accepting a "terrific opportunity" and cited the fact that she and her family preferred "to stay in New York".
Mr. Ellis, the head of the election desk for the Fox News Network, acknowledged in an article published this week in The New Yorker magazine that he held repeated phone conversations with Mr. Bush and his brother Jeb, the governor of Florida, throughout election night, giving them indications of the vote.
But late Thursday, the network acknowledged problems with Davies' story.
After an internal investigation, the network acknowledged Thursday that Williams made a "number of inaccurate statements about his own role and experiences covering events in the field".
The UON network acknowledges that not all potentially life-saving interventions are included.
(MTV Networks, acknowledging this wave of do-it-yourself video, recently bought iFilm, a popular viral-video site).
All this is occurring as the entertainment industry is on the defensive, with television networks acknowledging they are censoring themselves to avoid being accused of promoting indecency and the Walt Disney Company distancing itself from a film critical of the administration's foreign policy.
