HARRISBURG, Pennsylvania, March 26 -- The office of the U.S. Attorney for the Middle District of Pennsylvania issued the following news release: The United States Attorney's Office for the Middle District of Pennsylvania announced that John H. Johnson and Paula Z. Johnson, both age 62, of Hollidaysburg, Pennsylvania, pleaded guilty to a criminal information charging them with one count of conspiracy to defraud the United States. John H. Johnson also pleaded guilty to one count of conspiracy to   more