
You didn't, because you're ignorant about the case. But Frazier did. And by that, I mean Buell Frazier. Not that "other Frazier" who you think interrogated him.
I know Fritz interrogated (and threatened) Buell.
What makes you think I don't know that.

Now tell us why the top of the bag carried by Oswald would have to be seen poking over the shoulder, rather than angled over (using his left hand) to a position a few inches in front of his face and out of sight from Buell.