What to Know About Nvidia’s Investigation of Its C.E.O.

Jensen Huang, the chief executive of the A.I. chip company, admitted to a romantic relationship with a woman who U.S. intelligence says was recruited by China’s top spy agency.“I was unfaithful to my wife,” Jensen Huang, Nvidia’s chief executive, said in a message to the company. “My actions hurt her and our children. There is no excuse for what I did. I am deeply sorry.”