WASHINGTON, D.C. (Press Release) – U.S. Sens. John Thune (R-S.D.) and Mike Rounds (R-S.D.) and U.S. Rep. Dusty Johnson (R-S.D.) will be in Aberdeen tomorrow to participate in a ribbon cutting for the new N95 production line at 3M. The ribbon cutting is scheduled to take place at 10:30 a.m.