The largest federal employees’ union is reeling from President Donald Trump’s move to end collective bargaining rights for many federal workers.

A federal judge has agreed to temporarily block the Trump administration from implementing an executive order that a labor union says would cancel collective bargaining rights for hundreds of thousands of federal employees.

Some days when Sally Schuster goes to work at her office in Northeast Philadelphia, she and her coworkers light boots on fire. Other days, they test camouflage visibility at different wavelengths. And sometimes,