reporter: throughout the interview, david repeatedly denied having any involvement in kay s murder, or being a part of some plot to have her killed. never once has there been any kind of insinuation, not even insinuating, that i would ever want anything to happen to her. reporter: as for those repeated calls from california the morning of the murder, david insisted he was genuinely concerned about kay. is it normal for you to call her that early in the morning, call kay, you know, 7:00 in the morning? always. i always call her cause i, like, talked to derek before he went to school. i started gettin worried. i thought maybe she was in an accident or somethin out on columbia road or somethin . reporter: edmunds started thinking david was telling the truth. so he changed course and asked david whether he thought becky had it in her to mastermind kay s murder. deep down inside, do you think she could do this? i thought never. i never thought that she would be like orche
away from her family and all of her friends. reporter: throughout the interview, david repeatedly denied having any involvement in kay s murder, or being a part of some plot to have her killed. never once has there been any kind of insinuation, not even insinuating, that i would ever want anything to happen to her. reporter: as for those repeated calls from california the morning of the murder, david insisted he was genuinely concerned about kay. is it normal for you to call her that early in the morning, call kay, you know, 7:00 in the morning? always. i always call her cause i, like, talked to derek before he went to school. i started gettin worried. i thought maybe she was in an accident or somethin out on columbia road or somethin . reporter: edmunds started thinking david was telling the truth. so he changed course and asked david whether he thought becky had it in her to mastermind kay s murder. deep down inside, do you think she could do this? i thought never.
insinuating that i would ever want anything to happen to her. reporter: as for those repeated calls from california the morning of the murder, david insisted he was genuinely concerned about kay. is it normal for you to call her that early in the morning, call kay, you know, 7:00 in the morning? always. i always call her cause i, like, talked to derek before he went to school. i started gettin worried. i thought maybe she was in an accident or somethin out on columbia road or somethin . reporter: edmunds started thinking david was telling the truth. so he changed course and asked david whether he thought becky had it in her to mastermind kay s murder. deep down inside, do you think she could do this? i thought never. i never thought that she would be like orchestrator or set something up like this. i did not think that. desperate people do desperate things. how, see, desperate for what? she s you. you. to hurt my wife? kill my wife? to have my wife killed? i m
morning? always. i always call her cause i, like, talked to derek before he went to school. i started gettin worried. i thought maybe she was in an accident or somethin out on columbia road or somethin . reporter: edmunds started thinking david was telling the truth. so he changed course and asked david whether he thought becky had it in her to mastermind kay s murder. deep down inside, do you think she could do this? i thought never. i never thought that she would be like orchestrator or set something up like this. i did not think that. desperate people do desperate things. how, see, desperate for what? she s you. you. to hurt my wife? kill my wife? to have my wife killed? i m not i do not believe that. reporter: edmunds kept pushing. eventually david revealed that more than once he d wondered just how desperate a housewife becky had become.
is it normal for you to call her that early in the morning, call kay, you know, 7:00 in the morning? always. i always call her cause i, like, talked to derek before he went to school. i started gettin worried. i thought maybe she was in an accident or somethin out on columbia road or somethin . reporter: edmunds started thinking david was telling the truth. so he changed course and asked david whether he thought becky had it in her to mastermind kay s murder. deep down inside, do you think she could do this? i thought never. i never thought that she would be like orchestrator or set something up like this. i did not think that. desperate people do desperate things. how, see, desperate for what? she s you. you. to hurt my wife? kill my wife? to have my wife killed? i m not i do not believe that. reporter: edmunds kept pushing. eventually david revealed that more than once he d wondered just how desperate a housewife becky had become. he told edmunds a month be