I doubt very seriously that you could make a 1911 “go off” by dropping it.
More likely the idjit assumed that once he ejected the magazine the gun was unloaded.
I think it was the other way around and he didn’t take out the magazine, pulled the slide back and seeing a round eject thought the thing was cleared.
Saw my Mom’s husband do just that at the range once.
Lesson learned and never, ever forgot.
You like Chinese Food? I have a friend who has a restaurant and I’d like to take you.
It’s in Willow Glen. It’s called Sweet Mango and the owner is a real nice gal. She worked at the Taiwan for years and then opened this place with her husband two years ago.
It can, with one in the pipe and the hammer down.