You missed the hammer, which I think plays a significant part of this story.
Where did it come from?
Was it dropped at the scene of the shooting?
Was it used as a weapon?
I didn’t include it because I’ve only seen it from one source and pictures can be manipulated. Same with the shoes. It does appear to me he Leaves the house wearing different shoes than he went into it with. But that might be a truck of the lighting.