Inside the Heartbreakingly Brief Life of Patrick Bouvier Kennedy, JFK and Jackie’s Youngest Son

In an excerpt from his new book, Twilight of Camelot: The Short Life and Long Legacy of Patrick Bouvier Kennedy, Steven Levingston tells the story of the Kennedys’ third child—his premature birth, the scramble to save him, and the media circus that erupted as Patrick’s life hung in the balance.