In December 1967, Jim Garrison issued a series of press releases about a supposed shot from the sewer on Elm Street. I have previously blogged about a shot from the sewer here, and here . I found Garrison's press releases in the Al Chapman folder in the Harold Weisberg Archive . Chapman was a researcher who supplied Jim Garrison with photographs. Here is his first press release: Jim Garrison writes that "the bullet has been identified -- by a comparison study of bullets -- a