 Complete the following phrase:  There is no evidence to support any of these statements. However, in 1980, he was cited by former U.S. spymaster Col. John F. Grombach as a World War II source. Grombach had been founder and head of a small independent espionage agency, later known as The Pond, which operated from 1942 to 1955. Grombach asserted that Petiot had reported the 