Key holding or allegation
Complaint allegations only; no merits ruling identified by 14 Oct 2026.
Why it matters
New regional-publisher action outside the S.D.N.Y. OpenAI MDL forum, seeking both damages and removal of works from models/training sets.
Facts
Six publishing companies allege Microsoft and OpenAI copied news articles for model training, reproduced or substituted for protected journalism in outputs and removed copyright-management information.
Issues before the court
Whether the alleged training, output and CMI conduct infringes or is otherwise actionable, and whether model/training-set removal relief is available.
What the court did not decide
No liability, fair-use, CMI, causation, remedy or coordination/transfer question has been decided.
Procedural timeline
U.S. District Court for the Southern District of Mississippi
Complaint filed: Publishers alleged unlawful training on news articles, infringing/substitutive outputs, CMI removal and secondary liability.