Plus: Is Trump signaling a retribution agenda with Gaetz, and other picks for his administration? These and mores stories on The Excerpt.

Washington — President-elect Donald Trump is expected to nominate Robert F. Kennedy Jr. to lead the Department of Health and Human Services, according to three sources familiar with the selection. Kennedy has a long record of criticizing vaccines, including spreading misleading claims about their safety.

Dr. Kavita Patel, former Obama White House Policy Director and Vaughn Hillyard, NBC News Correspondent join Nicolle Wallace on Deadline White House with reaction to the stunning news that Donald Trump has selected Robert F.