You stated both BG are armed.
You shoot it in what IDPA calls tactical sequence closest to furthest away providing both BG are displaying guns. Best be quick at it and get your hits to count.
NRA Life Member, NRA Range Safety Officer, NRA Certified Pistol Instructor, IDPA Safety Officer, USPSA NROI Range Officer,
As you are, I once was, As I am, You will be.