PITTSBURGH — Lancaster County officials announced an investigation Friday after election workers found some 2,500 voter applications that they suspect are fraudulent. Two batches of applications were dropped off last-minute at the county elections office to meet Pennsylvania’s Oct. 21 voter registration deadline, officials reported at a Friday news conference. District Attorney Heather Adams said investigators found problems with 60% of the voter registration forms they’ve reviewed so far, including incorrect addresses, false identification information, false names and names that don’t match Social Security information. “Staff noticed that numerous applications appeared to have the same handwriting [and] were filled out...