US Senators Josh Hawley and Dick Durbin have announced that Roblox will be the subject of a congressional investigation amid claims that the gaming platform is a threat to child safety. “You trumpet Roblox as a safe digital playground for children as young as five,” the pair wrote in an open letter. “But the public record raises serious questions about this promise of safety. Over the past decade, police have arrested numerous individuals for committing serious acts of violence and…