Republican Rep. Scott Perry of Pennsylvania and Republican Senate candidate Kathy Barnette. Michael M. Santiago/Getty Images and Bill Clark/CQ-Roll Call via Getty Images Barnette, who marched in DC on January 6, is surging in the polls ahead of Tuesday's primary. Perry, the chair of the hardline House Freedom Caucus, donated $1000 to her campaign via his leadership PAC. Advertisement Republican Rep. Scott Perry of Pennsylvania is backing Kathy Barnette in the Pennsylvania Republican Senate primary, according to documents filed with the Federal Election Commission. Barnette's campaign reported on Monday that it received a $1,000 contribution on Saturday from Perry's "First...