The National Stone, Sand and Gravel Association (NSSGA) was one of a number of associations that signed onto a letter addressed to President Trump, House Speaker Nancy Pelosi and Senate Majority Leader Mitch McConnell.
Read MoreThe National Stone, Sand and Gravel Association (NSSGA) was one of a number of associations that signed onto a letter addressed to President Trump, House Speaker Nancy Pelosi and Senate Majority Leader Mitch McConnell.
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