HARRISBURG, Pa. (AP) – Pennsylvania’s Senate is moving to delay the state’s decertification of voting machines in expectation of replacing them all by 2020’s presidential elections.

The Republican-controlled chamber passed the bill Tuesday on a near party-line basis, more than a year after Democratic Gov. Tom Wolf began pushing for new machines.

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That followed warnings by federal authorities that Russian hackers targeted Pennsylvania and at least 20 other states during 2016’s presidential election.

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Republican senators have complained that Pennsylvania is rushing to buy machines at considerable taxpayer expense when there’s no legitimate example of a voter irregularity in the state.

Pennsylvania is one of 13 states where some or all voters use machines that store votes electronically without printed ballots or another paper-based backup that allows voters to double-check how their vote was recorded.

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