‘It started with a tipoff’: how a Guardian investigation exposed child sex trafficking on Facebook and Instagram

Meta has just lost a multimillion-dollar legal battle over its failure to prevent children being sold on its platforms. Here’s how we uncovered evidence that became part of the case against itIt started with a tipoff. I was reporting on the trafficking and exploitation of migrant workers in the Gulf when a source I had known for more than a decade reached out. They told me that child sexual abuse trafficking in the US was surging. As the Covid pandemic pushed predators online, some were using Fa...