(CNN)The results of theFBI raid on former President Donald Trump's Mar Arago residence on Monday, reportedly by The Wall Street Journal, which informed investigators of the possible presence of additional classified documents at the Palm Beach Club.
CNN did not confirm his WSJ report.
Monday's search warrant execution involved both classified document handling and the Presidential Records Act.
Concerns arose after returning some 15 boxes of his material to the National Archives in January.
Before FBI agents arrived at Trump's private club earlier this week and searched his residence, people around the former president began to question how he handled classified information. I was under the impression that the investigation was at a dead end.
It is unclear why those around the former president believed the investigation had stalled, but in June his lawyer told investigators that the rest of the documents in his possession were "to be notified at a later date." A source said they received a letter asking them to keep it until "until". told CNN.
The Mar-a-Lago search, which focused on areas of the club where Trump's offices and personal quarters are located, marked a major escalation in classified document investigations.Federal investigators said Palm Beach Removed crates of materials from the grounds of The Secret Service was ready about an hour before the FBI executed the warrant, a source familiar with the situation told CNN.