FILE - In this Sept. 23, 2013 file photo, Rep. Lou Barletta, R-Pa. takes part in a news conference on Capitol Hill in Washington. Barletta has announced his candidacy for U.S. Senate. The Republican representative released a campaign video on Tuesday, Aug. 29, 2017, announcing his run for the seat held by two-term Democrat Sen. Bob Casey. (AP Photo/Susan Walsh, FILE)
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