Robert F. Kennedy Jr. has built his fortune and reputation on disparaging the government scientists and institutions he's now ...

Caroline Kennedy urged senators to oppose the nomination of her cousin, Robert F. Kennedy Jr., as Secretary of Health and ...

Robert F. Kennedy comes before congress Wednesday and Thursday. Here's what we know about his nomination and plans for the ...

NBC White House Correspondent Vaughn Hillyard and MSNBC legal analyst Andrew Weissmann join Nicolle Wallace to discuss a ...