A World Sports Betting-branded cash-prize promotion was filmed in a Pretoria preschool classroom, prompting questions about how the visit was approved and whether gambling marketing crossed a line.…. Enter your email below and we'll send you a one-time pin to log in. {JSON.stringify(article.attachments[0], null, 2)} --> A World Sports Betting-branded cash-prize promotion was filmed in a Pretoria preschool classroom, prompting questions about how the visit was approved and whether gambling marketing crossed.