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EXCLUSIVE : A federal grand jury has subpoenaed former CIA Director John Brennan, former FBI officials Peter Strzok and Lisa Page, among others as part of the Justice Department’s investigation into the origins of the Trump-Russia probe, Fox News Digital has learned.

Sources told Fox News Digital Brennan; Strzok, the FBI’s former deputy assistant director of counterintelligence; and Page, a former FBI lawyer, were served with federal subpoenas on Friday.

Law enforcement sources told Fox News Digital that up to 30 subpoenas will be issued in the coming days relating to the investigation.

The grand jury is out of the Southern District of Florida. U.S. attorney for the Southern District of Florida Jason Reding Quiñones is s

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