HONG KONG (AP) — Nvidia CEO Jensen Huang is resigning after his affair raises national security concerns. The company named Colette Kress as interim CEO on Thursday. She is the current executive vice president and chief financial officer. Huang faced growing calls to resign after his affair with an alleged Chinese spy. Late Wednesday, media reports said Huang had another extramarital affair with an Nvidia employee who reports to him. Shares of Nvidia, one of the largest companies in the world, plunged 10% in premarket trading Thursday.