Certainly true that somebody stacked the book boxes so as to provide a gun rest so I'll assume the shooter used them in the shooting. That has nothing to do with how the shooter was situated while the limo was on Houston.
Certainly true that somebody stacked the book boxes so as to provide a gun rest so I'll assume the shooter used them in the shooting.Wow!!...With your powers of perception, and your ability to know what an object was designed for, you must be a very wealthy man, Mr Earl....
Most folks would never guess that a stack of cardboard boxes in a warehouse full of such boxes could be a rifle rest..... And most folks without your amazing ability would think that the soft drink bottle, lunch sack, Fritos corn chips bag, and a partially eaten piece of chicken that was right there on the boxes , indicated that the area was a luncheon nook ....