Washington (CNN) An attorney for alleged Russian agent Maria Butina demanded Wednesday that federal prosecutors turn over evidence they have to support their sensational claim made in court filings that Butina had offered sex in return for a job, as well as other potentially exculpatory evidence.

But prosecutors want Butina's lawyer, Robert Driscoll, to first limit any potential public disclosure of evidence, citing his "cable news circuit" in recent days.

At issue in the status conference in DC federal court Wednesday were nearly a dozen terabytes of data that the Justice Department has used to build its case against Butina, who they say lied as she sought political influence within elite Republican circles, including the National Rifle Association in the lead-up to the 2016 election.

Thomas Saunders, the US prosecutor, said Butina's lawyers has already rejected two offers to receive the evidence with protective orders that would have limited public disclosure.

Preventing the evidence from reaching the press was needed to "protect the integrity of potential ongoing investigations," Saunders said.

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