AI news, Friday 23 October 2026

Fifth Circuit vacates Mississippi DEI order, citing AI-linked errors in district judge's ruling

A federal appeals court vacated a district judge's temporary restraining order that had blocked Mississippi's ban on DEI funding. It criticised the ruling for factual assertions absent from the record, including nonexistent plaintiffs and false quotations, and for reliance on AI. The case was reassigned to a new judge, a reminder of the risk of unchecked AI output in legal work.

Microsoft says NHS Copilot rollout will reach over 500,000 clinicians and support staff

At its Frontier Tour in London, which drew 6,500 attendees, Microsoft said Copilot will be extended to more than 500,000 NHS clinicians and support staff. It cited pilot results of 43 minutes saved per day on administration. The company framed trust, human oversight and skills as the conditions for wider AI agent adoption. The figures come from Microsoft's own account of the event.

UK angle: Planned Copilot extension across the NHS workforce, plus UK customers such as BT and Network Rail showcased.