Over the half-century the United States tested (and used) nuclear weapons, a million people or more in the armed forces had the potential to be exposed to nuclear materials.
These are the people who make up the National Association of Atomic Veterans.
NAAV works to communicate the ongoing needs of its members to the federal government.
National Commander Fred Schafer lives in Oregon.
He and fellow NAAV member H. Frank Farmer talk about the work of the group.