It started with a fingerprint of a 25-year-old college professor who opposed the Vietnam War and ended with a search for his remains, 32 years later, in a wooded area near Eveleth, Minn. The FBI's files on Paul and Sheila Wellstone [show that] the FBI initially took interest in Wellstone as part of the broader surveillance of the American left ... and, in the end, [sifted] through the wreckage of the fatal plane crash that killed Wellstone and seven others eight years ago. Wellstone's surviving sons declined to comment on the documents, which were obtained in response to a Freedom of Information Act request filed by MPR News. The FBI did not include 76 pages related to the National Transportation Safety Board, the agency that investigated the crash. A request for those records is pending. Coleen Rowley, the 9/11 whistleblower and former chief legal advisor in the FBI's Minneapolis office, said the documents from 1970 shed light on the FBI's far-reaching efforts to quash political dissent. I think this really is valuable because it's basically history repeating what we have right now," she said, noting the recent FBI raids at the homes of several anti-war organizers in Minneapolis. Wellstone's arrest occurred less than a year before the official end of Cointelpro, a series of secret domestic surveillance programs created by FBI Director J. Edgar Hoover to monitor and disrupt groups deemed to be a threat to national security.