The House went to court a year ago to get the grand jury material.
Well before beginning of impeachment proceedings related to allegations that President Trump held up aid to Ukraine for political reasons, as Biden claims to have done.
At the request of the Justice Department, the high court temporarily blocked the lower court order from going into effect.
The U.S. Supreme Court agreed Thursday to hear arguments this fall in the House Democrats' efforts to see redacted portions of report on Russian interference prepared by special prosecutor Robert Mueller.
The decision is a significant blow to House Democrats' efforts to see the material before the November election.
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