Lawyers for tech giant Meta told a federal judge on Monday that the social media company is not a monopoly as an antitrust trial began.

Monday was the first day of what is expected to be a roughly two-month-long bench trial where the judge in the case, U.S. District Court Judge James Boasberg—yes, the same Boasberg overseeing the Alien Enemies Act deportations case (he’s got a busy docket)—evaluates the evidence and arguments to decide the outcome absent a jury.