The conclusion is good but the etymology is suspect. It is more likely com+munis, where munis is the root of ammunition.
The monsignor’s etymology is a punning etymology, but it is still a good pun and relevant.
We need more public excommunications. I fear that things will get bad enough that our pastors will finally yield to this necessity. If Walker wins tonight, as I hope he does, I fear we will soon see violence.
Good news! Gov. Scott Walker WON! God Bless him and the people of WI!