john j mccloy, diplomat and presidential advisor.resident johnson received the report on thursday. he specified that it be made public today. at 630 a.m., cbs news will reveal the substance of that report. during this two-hour broadcast, there will be no commercial announcements. long before the commission finished its work, cbs news set out to interview the key witnesses who appeared before the commission. those officially involved in the worn commission's investigation, the fbi, secret service agents declined to talk before our cameras. at the dozens of ordinary men and women whose lives have become deeply involved with the story of the present status told us the same stories they told the commission. the wife, the mother, the best friend, the boarding house keeper, the police chief, the boss, the fellow workers, the girls who took the picture, the governor, the rifle range manager, the bus driver, the cab driver, the woman who saw a toiceman shot, the clerk spotted the suspect, the officer who captured lee harvey ours walled -- le