The union for Transportation Safety Administration (TSA) employees is suing Homeland Security Secretary Kristi Noem after she said she was ending a collective bargaining agreement signed last year. The American Federation of Government Employees (AFGE) argues Noem has no power to end an already authorized seven-year contract,

The largest federal government employee union is alleging in a new lawsuit that the Trump administration violated its First Amendment rights and the "hallowed" sanctity of contracts by canceling a collective bargaining agreement covering Transportation Security Administration (TSA) airport security screeners.

The American Federation of Government Employees accused the Trump administration of retaliating against the labor group over their efforts to block the mass firing of probationary workers across government.