P.M. Edition for Sept. 4. Health Secretary Robert F. Kennedy Jr. faced a skeptical Senate committee during a hearing today. WSJ national politics reporter Sabrina Siddiqui joins to discuss the impact of the at times combative hearing. And the Justice Department opens a criminal investigation into Fed governor Lisa Cook. We hear from Brian Schwartz, who covers White House economic policy for the Journal, about what the investigation means for the Fed. And some of the biggest corporate deals of the year… are breakups. WSJ lead deals reporter Lauren Thomas discusses why some companies are splitting up, and what impact that might have. Alex Ossola hosts.

Sign up for the WSJ's free What's News newsletter.

Learn more about your ad choices. Visit megaphone.fm/adchoices