THE FINAL WITNESS: A Kennedy Secret Service Agent Breaks His Silence After 60 Years

Special Agent Landis is in the follow-up car directly behind JFK's and is at the president's limo as soon as it stopped at Parkland Memorial Hospital. What he saw is indelibly imprinted on his psyche. He is never called to testify to the Warren Commission. He doesn't talk about it until 50 years later. Illus.