Granted, the replica .50 caliber machine gun was a propane-firing prop that had a report and muzzle flash like a real one and he was firing it...
1 arrested when police find modified machine gun in Shelby Township
Now in the interest of full disclosure, there've been times when I thought about getting a military vehicle with a gun mount for my own toys, but the idea of driving around on public streets firing blanks with them honestly never crossed my mind much less struck me as being any sort of good idea.
Still, I hope that John Lynd, who is still being held as of this writing, gets this straightened out and eventually gets his M-20 armored scout car back. It's a beautiful machine and this shouldn't warrant his losing it.