You would think that somebody, even a family member maybe, would have come forward and said something about who DC man was and why he and Umbrella man were totally ignored by police as they both sat together on the curb of Elm st and why they were never questioned on that day even though both of them coincidentally were “demonstrating” with black umbrella opened and DC man making a move to the JFK limo that captured the attention of all the SE agents riding in the follow car.
Jack Ruby told us we would never know the truth, in that brief camera recording before he was imprisoned and died of that Cancer/Pneumonia/(CIA injection?j) before he could testify before Congress about those people in high places.