Investors closely watching Fed Chair Jay Powell\u2019s first day of testimony on Capital Hill. Rockefeller International\u2019s Ruchir Sharma breaks down the major takeaways for investors while Goldman\u2019s Lindsay Rosner talks the impact in the fixed-income market. Vistra is the third-best performing stock in the S&P 500 so far this year; CEO Jim Burke talks the AI demand story and what else is driving the company\u2019s growth. Plus, our Phil LeBeau on the wild swings in used car prices and Julia Boorstin is in in Sun Valley tracking moves in the media sector.