“My wives and I always sit here!”.
Well, you do raise an issue that can be more of a problem within Lds facilities for any gatherings.
If you look @ any given Lds parking lot, you will see more vans & other high-capacity passenger vehicles.
Larger families can make it more difficult to simply "squeeze" in where you can if you arrive "later" to a service/event.
Naturally, some larger families become turf-protective for this simple reason.
(Obviously, it didn't seem to readily apply to the perp in this situation)