Consider it being at the right place at the right time.
Ohio officer Joshua Campbell swung by a local Walgreen's story to pick up footage of a robbery that occurred just hours earlier. While waiting in line to talk with the clerk, Campbell notices the man in front of him reach over the counter and start raiding the cash register. After taking a few seconds to process the unbelievable coincidence, he pulls his gun and steps in.
The footage is amazing, especially after the would-be bandit puts up a fight. Campbell, who at one point has a gun to the man's head, has to eventually fling the man to the ground using some moves that would make some wrestling coaches very proud: