Your statement is misleading and false. The FBI may have failed at preventing it but they are not responsible for it happening. The idiot that did the shooting is responsible for it.
NIB RUGER TAKEDOWN Stainless. Black synthetic stock, non threaded model. Comes with 1 10 round magazine and 2 25 round magazines. $400.
REMINGTON 870 SYNTHETIC TACTICAL. I have never fired it. If I remember correctly, neither did the previous owner. No box. $400
(Sold) VEPR 12, used, unknown...