Dominion Voting Systems is suing Fox News for $1.6 billion. The company accused Fox News of using it to rig the presidential election in 2020.

The case is a test for the limits of free speech, guaranteed by the First Amendment of the U.S. Constitution. The trial is expected to last until the end of the month, when the parties will decide whether to settle the case or go to the judge for a settlement. The jury will be sequestered for the duration of the trial, which could last up to a month.