With two convictions and nearly $1 billion in damages already stacked up, Meta will face another trial starting this week about alleged harms to children in a case brought by four US states. On Thursday, a judge in New Mexico ordered Meta to implement product changes and pay more than half a billion dollars in damages to the state to fund the treatment and prevention of harms caused by Facebook and Instagram.

Company says it will appeal after a New Mexico judge directs funds to youth mental health programmes and orders app changes.

A New Mexico judge ruled Meta created a "public nuisance" that harmed children's mental health, ordering the company to pay over half a billion dollars in damages and overhaul…

The ruling requires Meta to establish a fund aimed at treating and preventing mental health harms linked to its platforms.