Part Two of John Washburn's article continues to examine the activities of Dallas Police Officer William Mentzel on November 22, 1963.

The activities of Dallas Police Officer William Mentzel on November 22, 1963, are scrutinized in this article (the first of two parts) by John Washburn.

In a new examination of the Dallas Police tapes, John Washburn demonstrates how it is almost a certainty that the tapes have been altered, and altered in a way that indicates a deliberate cover up for malignant reasons.