(Bloomberg) -- OpenAI Chief Executive Officer Sam Altman was cleared of any wrongdoing that would have mandated being fired from the company late last year, according to a report based on a monthslong investigation into the events leading up to his brief ouster.Most Read from BloombergThese Are the Best Countries for Wealthy ExpatsOne of the Most Infamous Trades on Wall Street Is Roaring BackSlow US Inflation Retreat Is Set to Bolster Fed Patience on Rate CutsBond Investors Are Lining Up to Fund