OpenAI CEO Sam Altman has declared a "code red" to improve ChatGPT, planning to put all other projects on the back burner. The urgent call in an internal memo, first reported by The Information, highlights the ever-tightening race for AI supremacy, with Google's recent launch of its new Gemini chatbot threatening ChatGPT's lead in the field. Also in this segment: the OECD says the global economy has held up better than expected this year in the face of US tariffs, but warns that risks remain.