DHS argued that eliminating collective bargaining will make airports more efficient by removing “bureaucratic hurdles that will enhance productivity, and lower passengers’ wait times

The union said the department and the Trump administration were violating the right of staffers to join a union. It also said that the reasons the Republican administration had given for the decision — specifically the criticisms of union activity — were "completely fabricated.

It's the latest step in unraveling the work of democrats. The Department of Homeland Security announced Friday it will end collective bargaining for TSA security officers.