but as shock set in, leads poured in. witnesses reported strangers lurking. a car speeding through the neighborhood. and there were footprints out behind the house. putting alarms on every door because somebody is out there. but detectives, they decided the killer wasn t out there, but inside the house. now, with one of their own under arrest, the family was furious. you see these people, this is love. this is belief. this is human being. please listen to us. then investigators rush to judgment. do you have any idea, beyond your own fevered imaginations that happened? you don t have a clue! i think i do have a clue. was the real clear lure still out there? hello, and welcome to the line. and unexplained death can free even the strongest family of ties. but when tragedy struck the buenos household, grief pulled them closer. the crime scene seemed to tell one story. but as investigators look deeper, they wondered if this loving family had a killer in their mitts
asking for forgiveness, promising it would never happen again. karen told a couple of her kids about it. she was pretty upset for a while. how important was? that i definitely say everything together showed that karen was not happy in the relationship. mark told them otherwise, that it was a happy marriage. the texting thing just a blip. but the detectives didn t believe it. so they confronted mark. when did you find out that karen was going to leave you, mark? leave me? she was never going to leave me. never going to leave me. honestly. in fact, investigators believed it all backed up what they suspected from that very first night. here, just hours after the murder, when they first accuse mark of killing her. i didn t do it. i mean it s crazy. just like o. j. we need to go out and find the real killers, right? lapd didn t have to go find the real killer. i know you re doing your job, but i would never lay a hand on
from as long as i could remember. but if that was true, then why would detectives be so suspicious of the man married to his high school sweetheart for almost 33 years. a man without so much as a traffic ticket on his record, let alone a violent act? well, it s true that when wives are murdered, husbands are frequently implicated. and mark did discover the body. but there was another reason just minutes after mark sat down to talk to those detectives, he volunteered information that sounded to them like a motive for murder. what was going on in our life and it scares me when i think about it it was an odd little story. one day at work towards the end of 2010, said mark, a ups coworker asked him if he d ever gone on facebook.
the shirt. there was blood all across the waist band, down the sides, different spots throughout the shorts. even blood on the inside of the boxer shorts. which you don t think you could ve gotten he could ve gone there by touching his hands, aren t moving, changing, adjusting? absolutely not. not in all those locations. the prosecutor claimed mark must-have washed off some, but not all of the blood. after the stabbing. like a shower in his close or something. then she claims, she found the murder weapon. or what could be the murder weapon. a knife found in the wrong slot in the kitchen butcher block. mind you, there was no blood on it. but it s handle was very substance identified as either animal fat or some kind of cleaner. what it tells us is that heed something in the home, available to him, that could have caused that murder.
it was just, what do you look like? and she would send a picture of her, and she would i would return? she would take a picture of her quill, show it to me. it was innocent stuff. she had a picture of her and her grandkids. stuff like that. and not once did they try to see each other. in fact, when an opportunity came up, they decided it wouldn t be fair to their respective spouses of more than three decades. or their kids or grandkids. so, they didn t. but as mark told the detectives, karen found out what he d been doing when he went through if she went through a phone bill and her feelings. so he promised to stop. except he didn t. mark when mba secret phone to continue that communication. and karen was unaware of. it was a woman who put a stop to it and she sent here in this letter, postmarked just a little less than three months before the murder.