A federal judge further scrambled the Justice Department's effort to resurrect its case against ex-FBI director James Comey, finding prosecutors likely violated Comey's former lawyer's constitutional rights by using his emails and computer files seized years ago.

Why it matters: The Justice Department's path to re-prosecute Comey, after another judge tossed his indictment late last month, appears increasingly complicated, as the department continues to run into legal challenges to its rushed prosecution. • Another judge previously described the now-prohibited materials as the "cornerstone" of the prosecution's case.

Driving the news: Senior U.S. District Judge Colleen Kollar-Kotelly blocked the government from accessing data taken from Daniel Richman, Comey's friend and former attorney

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