Knock off listening to all the stupid chit and get a DEPUTY SHERIFF or the SHERIFF himself to find the bullet,....it is THEIR job.
You screw around with that end of deal, you throw away the last GOOD card you hold, by destroying a chain of evidence.
GTC
This.
Quit f'kin' around, call the damned cops and deal with this properly. Or, keep f'kin' around and hope the neighbor misses the next time - because if you don't fix this, there WILL be a next time.