Never been to WCA (or WCA North), so I hope I leave early enough to get there, but not too early.
P320 Carry, P320 Sub-Compact as backup.
The orange box has spare AA batteries for the muffs; there's a similar one with replacement 123s for lights.
Ammo can in middle is magazines, the unmarked ones are Compact size with the X Grip Adapter, which seem to work better for me in the Sub-Compact than SC mags...
1000 rounds Speer Lawman 147 grain, plus a couple hundred rounds Blazer Brass mixed 115 and 124 grain.
Not shown is the range bag, which hold eyes and ears, trauma kit, a squib rod, Hygenall D-Lead wipes, notebook, pen, UPLULA, etc.