According to an article by AGC Communication News, Microsoft has withdrawn from its observer position on OpenAI's board to address antitrust concerns from U.S. and U.K. regulators. This decision follows scrutiny over Microsoft's influence on OpenAI due to its $10 billion investment. The Federal Trade Commission is reviewing major tech companies' AI agreements, while the EU is also assessing exclusivity clauses. Despite stepping down, Microsoft plans to maintain strategic partnerships with OpenAI, Apple, and investors.