ATLANTA (AP) — Democratic Sen. Raphael Warnock on Friday urged Atlanta's mayor to be more transparent in how city officials handle a petition drive led by opponents of a proposed police and firefighter training center, saying he is “closely monitoring†the issue.

comes after weeks of who were furious that the state's top Democrats had stayed largely silent over the city's plan to adopt a signature-matching verification process. Activists and prominent voting rights groups have decried the restriction as voter suppression.

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