In Evansville, Indiana, Police responded to a call about a woman shooting her husband.  Upon arrival at the scene, they learned that the man had been hit, not by a bullet, but rather by a piece of a gun that had exploded.  Both husband and wife received treatment at the scene.  Deputies determined that the incident had been an accident.

Source:

“Man Hurt When Gun Explodes During Argument,” 14 News (November 25, 2019).