That is an obvious shill bread. Its pushing the "blanks" theory in the notables without substantiation.
unsubstantiated and not likely, since blanks will not cycle an unmodified gun.
Fuck on off with your gaslighting blurry shell casing fuckery. Also blanks will not cycle an unmodified glock.
Anon please provide us with potato quality video taken by your phone. Anything to get us past the shill gaslighting the shooting.