A day after Reuters reported that Meta's AI rules permitted children to have "sensual" chats, a Republican senator launched an investigation into the tech giant. On Friday, Missouri Sen. Josh Hawley posted a letter he sent to Mark Zuckerberg along with the announcement of the investigation.

Revelations about how bots could talk to children on Facebook, Instagram, WhatsApp and its Meta AI assistant were met with revulsion.

Meta is revising policies that allowed its AI bots to engage in "romantic or sensual" conversations with young children, following an explosive report.