Explore the tumultuous Senate hearings for Trump's Cabinet nominees, including Robert F. Kennedy Jr., Tulsi Gabbard, and Kash Patel ...

Robert F. Kennedy Jr. told senators he would apologize if data shows vaccines don’t cause autism, but he cited a poorly conducted study to counter the dozens that show they do not.

Sen. Maggie Hassan, a New Hampshire Democrat, confronted Robert F. Kennedy Jr. about his insistence on falsely linking vaccines to autism, saying the issue was a deeply personal one for her.