June 26 : Meta CEO Mark Zuckerberg has urged his lieutenants to explore partnerships with the popular prediction markets Polymarket and Kalshi as his company builds a similar app, the New York Times said on Friday, citing three employees with knowledge of the matter. Meta and Polymarket declined to comment, while Kalshi did not respond to a request for comment when contacted by Reuters. Reuters could not independently verify the report. The social media company's executives have said Arena,