The Minnesota Senate has given unanimous approval to fund research on Mesothelioma - a rare form of lung cancer that is affecting Iron Range miners.
The House is expected to act on the bill Wednesday.
The University of Minnesota will lead the 4.9 million dollar study.
Researchers will analyze death records, and conduct screenings of current and former workers and their families.
Environmental reviews will also be done.
In all, the research is expected to take up to five years.