US senators have been grilling the chief executives of five of the world's most popular social media firms in a hearing in Washington DC, over concerns they've failed to do enough to keep children safe online.
The heads of Meta, TikTok, X, Snap and Discord faced questions by the Senate Judicial Committee, marking the latest effort by US lawmakers to address the concerns of parents and mental health experts that social media companies put profits over ensuring platforms do not harm children.
Today, there was an extraordinary apology from Meta CEO Mark Zuckerberg to the parents of young victims of social media bullying and exploitation.
Kathryn speaks to Naomi Nix, a Washington Post staff writer who was following today's events.