An armed man was taken into custody Wednesday afternoon after a "barricade incident" for several hours outside Central Intelligence Agency headquarters in Northern Virginia, about 9 miles from Washington,

A barricade incident at CIA Headquarters in McLean, VA, ended peacefully after 5 hours. Police negotiators secured the suspect's surrender.

Newly released documents related to President John F. Kennedy’s assassination in 1963 are giving curious readers more details Wednesday into Cold War-era covert U.S. operations in other nations but didn’t initially lend credence to long-circulating

NewsNation’s Ross Coulthart will host a special report, “Declassified: The JFK Assassination,” this Saturday at 8p/7C. Find out how to watch at NewsNationNow.com. (NewsNation) — New John F. Kennedy files show that a former intelligence agent who allegedly performed special assignments for the Central Intelligence Agency claimed the CIA was “responsible” for the former president’s death.

The latest documents to be released offer a window into some of the U.S. government’s most secret work, including CIA operations in Cuba and safe houses in Maryland.