Stocks Fall, Oil Jumps on Iran Peace Deal Doubts | Bloomberg Businessweek Daily 4/20/2026

On today’s episode of Bloomberg Businessweek Daily, Carol Massar and Tim Stenovec discuss the latest developments out of Iran as President Trump says he’s not likely to extend a two-week ceasfire. The S&P 500 snapped a five-day winning streak and oil moved higher as turbulence out of the region continued weighing on investors. Bloomberg News Washington and White Correspondent Jeff Mason joins to discuss President Trump’s phone interview this morning. Then, Bloomberg Economics US and Canada Economist Stuart Paul previews tomorrow’s Senate testimony from Federal Reserve chairman nominee Kevin Warsh. Plus, Rich Weiss of American Century Investments weighs in on his call that yield curve control is a possibility under a Warsh Fed. Finally, Bloomberg News AI Infrastructure Reporter Dina Bass on her reporting that Google is betting on new chips to boost its AI results and challenge Nvidia. (Source: Bloomberg)