OpenAI has completed a deal to raise $122 billion from investors at an $852 billion valuation, marking the company’s largest funding round to date. Shirin Ghaffary has more on "Bloomberg The Close." -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://www.bloomberg.com for business news & analysis, up-to-the-minute market data, features,