I traveled to Roblox's headquarters to do a demo of a new safety feature it says will help protect child users.

Roblox is one of the world’s most popular kids’ games, but lawsuits around the country allege predators are hiding in plain sight.

Roblox Corp. shares plummeted Wednesday for their worst day since going public, as more “once-stuck inside kids” are going outside and making it harder for the social-gaming platform to make money.