 Two CCIA staff members again toured selected U.S. intelligence agencies in Japan, Korea, Okinawa, Taiwan, the Philippines, and Hong Kong in the third quarter of financial year 1962.The purposes were to establish liaison with the Chemical Corps personnel, to reemphasize the importance of CBR intelligence, and to provide on the spot guidance and discuss the establishment of a U.S. Army Chemical Corps Information and Liaison Office in Tokyo.Beginning in 1962 during the Vietnam War, the Chemical Corps operated a program that would become known as Operation Ranch Hand.