Efrem Zimbalist Jr., star of ABC-TVâäôs âäThe FBIâä series, tests a ladder prior to filming a chase sequence for an upcoming episode called âäThe Defector,âä Feb. 17, 1966, Los Angeles, Calif. The scene was filmed on location in the Skid Row section. For his part, Zimbalist is dressed as a TV repairman. (AP Photo/George Brich)