Assassination of John F. Kennedy or completely stop, the Warren Commission — based on the Zapruder film — found that the limousine had traveled an average speed of 11.2 miles per hour over the 186 ft of Elm Street immediately preceding the fatal head shot. Within one second of each other, President Kennedy, Governor Connally, and Mrs. Kennedy all turned abruptly from looking to their left to looking to their right, between Zapruder film frames 155 and 169. Connally, like the President, was a World War II military veteran but unlike him, a longtime hunter. Connally testified that he immediately recognized the sound as that
Timeline of the John F. Kennedy assassination the NBC bulletins have been assumed "lost" as they did not start recording coverage until minutes later. However, audio engineer Phil Gries rolled tape on a set of audio recordings on a 1/4" reel to reel audiotape recorder. These have been donated to the John F. Kennedy Presidential Library. However, NBC, in its book on the coverage of the assassination, mentioned the bulletins.) At 1:53 p.m. (EST), NBC broke into programming with a NBC Network bumper slide and Chet Huntley and Bill Ryan began informing the viewers what was going on as it happened. However, NBC's camera was not ready