Barack Obama's term found in Biden's private office
Lawyers for Biden discovered the documents last November while clearing out the office space and handed them over to the National Archives.
Classified documents from the time when Joe Biden was serving as Barack Obama's vice president have been found at a Washington.
Lawyers for Biden discovered the documents last November while clearing out the office space and handed them over to the National Archives.
"The White House is cooperating with the National Archives and the Department of Justice," Sauber said in a statement.
Sauber described it as "a small number of documents with classified markings" that were found at the Penn Biden Center.
"The documents were not the subject of any previous request or inquiry" and since handing them over, Biden's attorneys have also cooperated "to ensure".
In August, authorities searched ex-president Donald Trump's residence at Mar-a-Lago after he failed to respond to repeated requests for cooperation.
The FBI found thousands of government documents, including more than 100 that were marked classified, and some marked top secret in the ex-president.