For an.45 bullet to go a mile, it would have been fired at a 30 degree angle above the horizon. Maybe an accidental as he raised the pistol? My only experience was working South L.A. and tucking our B&W under an overpass 10 minutes before midnight on New Years Eve.
A “double tap” where his second round is an unexpected discharge could result in the round not striking anything.Or he lives at a higher elevation than his neighbors.
Can we say: holes in the indoor gun range ceiling .