Kash Patel repeatedly dismissed questions from Senate Democrats as “disgraceful” or “disgusting” in exchanges that twice erupted into shouting matches.

The lawsuit comes from former Special Agents Steven Jensen, Spencer Evans, and Brian Driscoll, an 18-year agent who was accidentally appointed acting director of the FBI at the beginning of Trump’s second term. Before he was fired in August, Driscoll had resisted the president’s efforts to excise employees.

Former Missouri AG Andrew Bailey began a transition to a new role as FBI co-deputy director Monday, marking the first time the bureau has split leadership.