“Mom kept her money under the bed. Why didn’t he just take it? He didn’t need to kill her!”
“Probably did.”
“Why?”
“She probably knew him.”
“But her dog Brutus would attack anyone he didn’t know unless he was locked up.”
“We’ve got two suspects, based on fingerprints – the handyman and her visiting nurse.”
“Bring them – and Brutus - in.”
As the handyman is escorted in, Brutus lunges at him and is restrained. When the nurse arrives, Brutus lifts his paw to shake hands.