ST. PAUL, Minnesota, Jan. 20 (TNSOps) -- The Minnesota Nurses Association issued the following news release: This week, 672 nurse members of the Minnesota Nurses Association filed a petition with hospital management at six Mayo Clinic facilities, demanding action to curtail the worsening staffing crisis and recognize nurses' sacrifices throughout the pandemic. "Nurses continue to work under extremely difficult circumstances to care for our patients while Mayo CEOs make millions off our hard wo  more