DraftKings CEO says DKeX is now the No. 3 prediction market exchange in the US

DraftKings CEO and co-founder Jason Robins said that DKeX, the company's in-house prediction market exchange, has climbed to third place among US operators within months of its launch in late June. Robins spoke during a Q&A session with CNBC's Contessa Brewer at the NEXTPredict Summit in Ne