Shares of Walmart continue to be one of the top S&P performers today, rallying after beating quarterly earnings and revenue estimates while also posting big gains in e-commerce. Could its online shopping gains now threaten the e-commerce king, Amazon? Plus, OpenAI’s debut of its more conversational, real-time GPT-4o model have investors now asking whether it will disrupt sectors from education technology, advertising technology, white-collar jobs and more.