One of three counties targeted by a Pennsylvania state lawmaker for an Arizona-style “forensic investigation” of the state’s 2020 presidential election sought by former President Donald Trump will not allow third-party access to its voting machines. The three commissioners in rural Republican-controlled Tioga County announced the decision Tuesday, six days after receiving a sweeping, five-page request from Republican state Sen. Doug Mastriano for access to documents, information and equipment. The county’s solicitor, Christopher Gabriel, said Wednesday that the thrust of Mastriano’s request — under the threat of a subpoena — involves access to Tioga County’s voting machines. That could mean...