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Happy Tuesday. I did my workout studio’s Hyrox-themed class yesterday, which not only left me sore but also with a better understanding of what all the hype in the fitness business is about.

S&P 500 futures ticked higher this morning. The stock market is coming off a winning day.

Here are five key things investors need to know to start the trading day:

Billionaire entrepreneur Elon Musk is combining his rocket company SpaceX with his artificial intelligence startup xAI, he announced yesterday. The tie-up comes ahead of what’s expected to be a huge IPO for the merged business.