Earlier quoted context omitted.
They use "TV Eyes" a service that records all cable channels constantly and allows you to search through them and download clips of that segment.
How have they not been sued into oblivion?
> This case stems from a copyright infringement case filed by Fox News back in 2013 against TVEyes [...]
> On December 3rd [2018], the U.S. Supreme Court denied a petition for writ of certiorari in TVEyes, Inc. v. Fox News Network, LLC, declining the opportunity to decide what would have been the Court’s first case on fair use in a copyright context in 20 years. [1]
[1] https://ipwatchdog.com/2018/12/31/scotus-declines-2d-cir-mar...