Fact Check: Were Bobby Kennedy Jr.'s comments about JFK evidence accurate?

RFK Jr.'s claims

Robert F. Kennedy Jr.'s comments that his father did not believe that a “lone-gunman” killed his uncle, President John F. Kennedy, have now been covered by all four television networks (CBS, NBC, Fox, and ABC), and gone viral on the internet. The remarks marked the first time a Kennedy family member has publicly questioned the official t…