Jack Ruby Jack Ruby Jack Leon Ruby (born Jacob Leon Rubenstein; April 25, 1911 – January 3, 1967) was the Dallas, Texas nightclub owner who fatally shot Lee Harvey Oswald on November 24, 1963, while Oswald was in police custody after being charged with assassinating U.S. President John F. Kennedy and the murder of Dallas policeman J. D. Tippit about an hour later. A Dallas jury found him guilty of murdering Oswald, and he was sentenced to death. Ruby's conviction was later appealed, and he was granted a new trial. However, on January 3, 1967, as the date for his new trial
John F. Kennedy assassination rifle HSCA tests proved conclusively that the claim was not accurate. In 1972 the Kennedy family chose John K. Lattimer, MD as the first nongovernmental expert to examine evidence taken at Kennedy's autopsy. Lattimer performed ballistic tests and other research to prove that Lee Harvey Oswald was likely the sniper who shot and killed President John F. Kennedy from the Texas School Book Depository in Dallas. Dr. Lattimer frequently performed a demonstration of Oswald's shooting, firing three well-aimed shots within 8.3 seconds with Carcano M91/38 and under the same firing conditions. By doing so Dr. Lattimer intended to prove that Oswald