WASHINGTON, April 25 (UPI) -- Sens. Charles E. Grassley, R-Iowa, and Patrick Leahy, D-Vt., called Friday for a Senate inquiry into the latest FBI espionage scandal as the implications of the penetration of the bureau by an alleged Chinese spy spread to the 1996 presidential election campaign finance investigation, United Press International has learned. According to congressional sources, the two prominent senators have written to Sen. Orrin Hatch, R-Utah, chairman of the Judiciary Committee, asking for hearings on the growing crisis of espionage failures at the FBI. The latest scandal involves a wealthy, 49-year-old California woman and major Republican...