For the first time, the public has access to nearly all of the once classified files in the John F. Kennedy assassination, after President Trump order they all be released. With an expected nearly 80,000 pages, experts and researchers on the case have given insight into some of the biggest revelations they’ve learned as they sift through the new information. A case expert and member of the declassification task force take us through the new details: what the CIA knew about shooter Lee Harvey Oswald before the assassination, who lied under oath to the government, and what information appears to still be missing.