Topic - Stephen Kohn

"Under the current law, they have to go within the Justice Department, the very Justice Department that may have retaliated, and they can appeal it to the deputy attorney general appointed by the president. That decision is final. They can't appeal it. They can't get a judge to weigh in. Thus, they are extremely vulnerable to severe retaliation," he said.

Stacked deck: Whistleblowers face long odds of prevailing against FBI's top brass →

Trump attacks whistleblower anonymity, but won't utter name →