We have examples of cases where the types of documents are “secret” or “top secret”. Those are difficult to investigate. We have to have a special infrastructure and special delegation to investigate those cases because they're dealing with national security documents. Then, we have to also talk to the institution. Some of the analysts who were dealing with these requests have left, so sometimes we have to start from scratch in dealing with the institution and understanding why they redacted the documents.
Sometimes it's complex just because they have thousands of pages. We've had a case recently with the Department of Justice that had 22,000 pages. When you do a line-by-line, it does take a lot of time—