Katie Meyer of Spotlight PA

Spotlight PA is an independent, nonpartisan newsroom powered by The Philadelphia Inquirer in partnership with PennLive/The Patriot-News, TribLIVE/Pittsburgh Tribune-Review, and WITF Public Media. Sign up for our free newsletters. HARRISBURG — Pennsylvania’s top election official is doubling down on guidance that directs county officials to count undated mail ballots during this November’s highly consequential midterm…