WASHINGTON, April 11 -- Sen. Tim Kaine, D-Virginia, issued the following news release: * * * Warner, Kaine, and Fetterman Statement on Department of Labor Announcement Pushing Back Enforcement of Silica Rule that Protects Coal Miners from Breathing in Toxic Chemicals on the Job WASHINGTON, D.C. - Today, U.S. Senators Mark R. Warner (D-VA), Tim Kaine (D-VA), and John Fetterman (D-PA) released the following statement on the decision by the Department of Labor (DOL) Mine Safety and Health Admini  more