The prediction market company says it wants to prevent its platform from being abused by criminals. The company is facing mounting pressure over market manipulation and insider trading on the site.
The three fired workers say OpenAI punished them for being outspoken about safety. The company disputes the claims and says they were fired over mishandling sensitive information.
Trump says the U.S. will obtain diesel from Russia, relaxing years of U.S. pressure on Moscow, to combat prices before midterms. He said he struck the deal with Russian President Vladimir Putin in a phone call.