The Manhattan district attorney’s office on Monday hinted that its subpoena for President Trump‘s tax returns is part of an investigation into “possibly extensive and protracted criminal conduct at the Trump Organization,” including potential fraud allegations detailed in media reports in recent years.

In response to the latest legal challenge by Trump’s attorneys, New York County prosecutors said that news reports about the president’s financial history provide sufficient justification for requesting the extensive amount of information from the accounting firm Mazars in their grand jury investigation.

Read more at The Hill.