( August 22, 2023, 8:42 AM EDT) -- SAN FRANCISCO — Two mothers filed a putative class action in California federal court on behalf of their minor sons accusing Roblox Corp., the operator of an online video game platform played by millions of children, and three companies that allegedly operate gambling games on Roblox, of racketeering and violating California’s unfair competition law (UCL) by allegedly targeting children with gambling games....