Americans are fast learning that churches are particularly vulnerable to the actions of murderous criminal actors. Motivations vary and include robbery, domestic spillover, personal conflict, mental illness, political differences, and religious bias.
It’s one thing to hit a single, easily detected, close-range target in daylight with a single, moderately accurate shot, from a stable firing position, when not in a hurry. But change those conditions, presenting challenges common in defensive situations, and it’s a different proposition altogether.