(Al Hartmann | The Salt Lake Tribune) In this Monday, Oct. 3, 2016 photo, former Utah Congressman Jim Matheson, an advocate for compensation for the downwind population in Utah affected by cancer speaks at the launch event for “Downwinders of Utah Archive” at the J. Willard Marriott Libray at the University of Utah in Salt Lake City. The new University of Utah archive about the state’s “downwinders” features oral histories, photographs and newspapers clippings documenting the impact of nuclear testing during the 1950s in Nevada.