Spent casing has an empty open end that is rather obvious even at a glance.
You know something Dark? I am impressed. I mean I read some incredibly stupid crap between the screaming Romneybots and the PDS Brigade pretty much regularly. But this one stood out. With ‘conservatives’ like this filling our ranks, who needs liberals? Really?
Which is of course why the conservative movement is long overdue for an enema. It has been impacted with this crap and needs a good dump.