One mystery of JFK assassination story is why accused assassin Lee Oswald was not photographed when he visited the Embassy of the Soviet Union in Mexico City two months before President Kennedy was killed in Dallas.
The CIA had three photographic surveillance bases to take pictures of visitors to the Embassy. Oswald visited the Embassy at least twice in an unsuccessful effort to obtain a visa. But the CIA says no photograph of Oswald was taken.
The photo to the right, which CIA personnel in Mexico City mistakenly linked to Oswald, depicted a man who was never conclusively identified.
In 1978 investigators from the House Select Committee on Assassinations …