Welcome back to market on close. I am Sam Barnes alongside Marley Kaden over in Chicago. Shares of Nvidia touching a record high today after the company announced an infrastructure partnership with OpenAI and will invest $100 billion in the company to build out data centers.Joining us now to talk about the deal is Ca Caleb Silva, editor and chief at Investopedia. Nice to see you, Caleb. So, talk us through the significance and some of your takeaways we've initially got from the details about this deal.Yeah. ...