FBI materials seized from Trump’s Mar-a-Lago home included 90 empty folders

The startling discovery immediately raised, for the first time, the prospect that some of the US government's most closely guarded secrets could remain unaccounted for, even after the FBI went through Mar-a-Lago and retrieved vast amounts of materials from the property...

https://www.theguardian.com/us-news/2022/sep/02/trump-fbi-search-materials-list-fbi-latest