FBI agents who participated in investigations related to President Donald Trump have sued over Justice Department efforts to develop a list of employees involved in those inquiries that agents fear could be a precursor to discipline or termination.

The FBI has provided the Justice Department with names of employees who worked on January 6-related cases after a new demand from the acting deputy attorney general, capping a weeklong back-and-forth between bureau leadership – who had sought to protect agent and staff identities – and the department.

Participants in the riots who were pardoned by Trump have taken to social media to identify prosecutors and agents who worked on their cases. Trump pardoned about 1,500 supporters hours after taking office on Jan.