the police called by stephanie, mr, james nurse when she found mr james dead body. the police ask what had been happen before she found out and stephanie said " i was in call when i left mr james in here room, he's watching tv in the balcony and after 5 minutes i heard a gunshot, i call mrs james he's wife but she didn't answer so i left a message telling her that there's something happened and she should need to come home immediately". after hearing, the police went outside and found mrs james approaching the house. "that's terrible! how could possibly shot my husband?mrs james said. the police arrested mrs james immediately. why?