Former CIA Director John Brennan has filed a lawsuit against the Trump administration. He is seeking a court order to preserve records related to investigations into him. Brennan believes these investigations are politically motivated retaliation. His attorneys argue that recent changes to record-keeping practices are unusual. They contend officials are investigating him for fabricated criminal conduct. Brennan's lawyers are concerned records will be destroyed before they can be reviewed. They point to a pattern of irregular conduct in similar cases. The Justice Department called Brennan's accusation of a "retribution campaign" rich. Brennan plans to strongly challenge any indictment. His legal team believes the investigations aim to retaliate for his past actions and speech. The lawsuit aims to ensure evidence is preserved for evaluating constitutional claims. Brennan's filing cites past Trump administration actions as potential evidence of future indictments. These include subpoenas issued to Jerome Powell and an investigation into Tim Walz.