In these circumstances, only the courts can define the limits of TSA authority to search, interrogate, x-ray, and grope innocent travelers who are not suspected of any crime. So far as we know, Mr. Mocek’s case is the first time someone in the USA has been brought to trial on criminal charges for attempting to exercise their right to travel by air without showing ID or answering questions about themselves or their trip, or for photography or audio or video recording at a TSA checkpoint.