each week, american history artifacts visits historic rchives, and places. next, we visit the national archives in college park, maryland, to learn about the kennedy assassination records collection. the warren report was released to the public 50 years ago on september 27, 1964. we will see video recorded by the national archives of many of the well-known artifacts of the investigation including lee harvey oswald's rifle, the so-called magic bullet, and the originals of the zapruder film. our guide is martha wagner murphy. >> the collection was created because of the act of 1992. since the time of the assassination, there have been numerous official investigations starting with the warren commission. the church committee looked into it. in the early 1990's, there was a movie that came out by oliver stone. at the end of the movie, he made a point of saying that all the records have been open and available. >> mr. chairman, members of the subcommittee, my name is oliver stone. i assure you it is with pleasure and with some pride i appear before the subcommitt