Fox has lost a case against a TV monitoring service. They sued because they claimed it was an infringement of copyright for a monitoring service to charge clients for these clips.
The real reason they sued, of course, is because the people buying the clips were using them to shine a spotlight on the stuff Fox News says on the air. And Fox News greatly prefers to only speak to those within the bubble.
As the announcer used to tell Charlie Tuna in the Starkist commercials..."Sorry Charlie"