A.M. Edition for Feb. 7. Amazon becomes the latest major tech company to double down on AI investments, even as the emergence of China’s DeepSeek leaves investors questioning the wisdom of that spending spree. Plus, the WSJ’s Vera Bergengruen recaps Secretary of State Marco Rubio’s five-country tour through Latin America and the Caribbean, which mixed dealmaking and diplomatic ruptures. And a look at the long-shot wagers behind a potential record-setting Super Bowl Sunday for sports-betting. Luke Vargas hosts.
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