Near the beginning of his opening arguments, David Dahlquist, a lawyer for the US Department of Justice, showed a slide that he described as Google’s “vicious cycle.” It goes like this: Google pays billions of dollars to be the default search engine practically everywhere,

OpenAI would be interested in buying Google’s Chrome browser if a federal court orders it to be spun off, the head of ChatGPT said in a court hearing Tuesday.

The Justice Department and a broad coalition of state attorneys general are seeking an order from a judge in Washington that would require Google to sell its Chrome browser and take other