MEMPHIS, Tenn. —  

The son of former FBI special agent Ted Gunderson, who was head of the bureau’s office in Memphis during a long career, says his father has died at the age of 82.

Greg Gunderson tells The Associated Press that his father died of cancer July 31 at his home in Memphis. Gunderson said his father worked on high-profile cases such as the death of Marilyn Monroe and the assassination of President John Kennedy.

In his career, Ted Gunderson worked in the Dallas, Mobile, Knoxville, New York City, Los Angeles and Albuquerque offices.

He was the head of the Memphis FBI office from 1973 to 1975.