Less than two weeks before Donald Trump’s inauguration, Meta announced sweeping changes to its content moderation procedures, reportedly at the behest of Mark Zuckerberg and a small group of advisors. Among those caught off guard was the company’s own Oversight Board, the independent organization created by Meta to help shape its most sensitive policy decisions. The group is now looking to examine those changes, and in doing so, will test the enforceability of its own powers.The changes Meta has...