The picture is getting clearer, thank you very much.
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According to the Google Map previously posted, if you follow the purple line from Magazine Street where the kenyan student lived with his brother Omar, to the Dale Street address of Ella Collins, sister of Malcolm X - it becomes obvious what he meant when he told his associates at Harvard that he visited his son...a number of times.
But we need to know, which one of these two little boys was the son of the kenyan student named Barack Hussein Obama. Don't we...
One of them shows up in Hawaii in 1963 and the other one can be seen with his father and stepMOTHER in Kenya, after Ruth gave birth to Mark.