Opinion: Will diesel exhaust fluid crash the economy?

In her weekly column, Nancy Churchill discusses how a possible shortage of DEF could bring the trucking industry to its knees. https://loom.ly/XEvvdwg #Opinion #Columns #Commentary #NancyChurchill #DangerousRhetoric #DieselExhaustFluid #Economy #TruckingIndustry #AdBlue #KenCameron #UnionPacificRailroad #PilotFlyingJCorporation #VancouverWa #ClarkCountyWa #ClarkCountyNews #ClarkCountyToday