Kennedy is the country's most well-known anti-vaccine activist, and could soon lead be Trump's top health official.

Robert F. Kennedy Jr. has said vaccines are not safe. His support for abortion access has made conservatives uncomfortable.

Follow updates and coverage on Trump's administration as the president addresses the World Economic Forum and the Senate ...

For the first time in U.S. history, a president-elect will welcome foreign leaders for one of the most American political ...

President-elect Donald Trump invited Chinese President Xi Jinping and conservative world leaders such as Argentine President ...