Weapons get stolen, lost, misused.
Every gun and round of ammo is inventoried, signed in and out, and .gov property.
And of duty means something different here from Fallujah.
There you are expected to defend yourself, here the rules and rules of engagement are different. We don’t actually want to hurt or stop anyone.
Remember this a police action of sorts and technically the military should not be used. Unless we are considering this a foreign invasion in which case the regular army should be on pickets there.