OpenAI says it has found evidence that Chinese artificial intelligence start-up DeepSeek used the US company’s proprietary models to train its own open-source competitor. The San Francisco-based ...

Elkann recalled Tim Kuniskis, who had retired last year, as Ram Trucks chief executive. Stellantis also reversed a decision to cut 1,100 jobs at a Jeep plant in Ohio, and will protect 1,500 jobs ...