Cat
She told police in Dallas that they had been arguing after she found he had been abusing the animal.
Evening Standard reports that Mr Harrison was pronounced dead shortly after arrival at Presbyterian Hospital in Dallas, Texas.
His wife was arrested and is currently being held on a $100,000 (£74,899) bail.Mary Harrison, 47, shot her husband Dexter Harrison, 49, on Saturday morning after he beat their cat.
She told police in Dallas that they had been arguing after she found he had been abusing the animal.
Evening Standard reports that Mr Harrison was pronounced dead shortly after arrival at Presbyterian Hospital in Dallas, Texas.
His wife was arrested and is currently being held on a $100,000 (£74,899) bail.
As to the latter, this is yet another example of the criminal absurdity of the United States 2nd Amendment - where else in the world can a domestic row turn to murder so quickly?