WASHINGTON — The Republican National Committee on Wednesday filed two lawsuits seeking access to Hillary Clinton’s records, potentially opening a new chapter in the ongoing legal saga over her decision to use a personal email server while secretary of state.

The RNC lawsuits, which seek access to a wide variety of records related to Mrs. Clinton’s time in office, are the most direct legal challenge brought by Republican Party officials seeking access to Mrs. Clinton’s records from her time in government.

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