and then i remember hearing gunshots. to see him lying there -- it was bad.t's the website where lovers go to meet. and cheat. >> this was someone looking to >> reporter: but this affair was about so much more than deceit. >> you couldn't write this as a movie. you couldn't write this as a ter: this affair became a game. a wife and her lover -- spyi and his lover. >> you just think, well what

>> reporter: and then, this spy game turned deadly. one of the four lovers was >> this obviously was not something that was random. >> reporter: waiting at the scene, a man with a strange story.detectives, a strange video. >> how creepy was that video? >> it was creepy. >> reporter: an affair to remember.the one. >> reporter: an affair to forget. >> i shouldn't have done it. still to be revealed. >> she said, i need you to sit down. i have something to tell you. and the hairs on the back of my neck stood up. holt, and this is dateline. here's andrea canning with b. >> reporter: sarasota florida. the perfect backdrop for romance. beautiful beaches for long geous sunsets and the slow rhythm of a gentle gulf

stories of love abound in this city by the sea. ended happily ever after. like the one that unfolded here er of 2012. when secrets, lies, and infidelity led to murder. >> 911, what's the location of your emergency? >> a man's been shot. >> it's really a twisted love story. >> it's so twisted. it's tangled. it's a knot. i'm not sure that it will ever come undone. but i do know that there is more to the story than has been told. >> reporter: it all began back in 1998, when a 26-year-old local firefighter by the name ofhe love of his life, danielle lebourveau. >> they were just the ideal young couple. they held hands. they looked at each other ver dinner. >> he seemed crazy about her. >> reporter: sam's older sister,

>> what was your first impression? >>she was really sweet. she seemed crazy about him. ors. she liked to travel. so they just had a lot in common. >> reporter: so it came as no m announced he was ready to pop the question. as for how he proposed, the firefighter didn't disappoint.e had hired a sand sculptor to build a rather large sand sculpture of a treasure chest. and then he had placed the in the box. >> so there was some real pirate >> right, right. he pulled out the ring, got down on one knee, and proposed to her. >> sam's a romantic! >> he is, isn't he? >> reporter: the lucky in love newlyweds would become equally rk. sam quickly climbed the fire department ladder, rising to the rank of lieutenant at the young age of 33. >> he absolutely loved it.

>> reporter: danielle was just as ambitious, finding her stride in the administrative office of . >> she became the regional marketing director for the whole hospital corporation. and danielle didn't have children, but they had the next best thing -- sam's great niece, aubrey cake. >> you're like the daughter we never had. me that. >> reporter: aubrey, who attended college near by, often s. >> sam was the best ever. he really took me in as family right away. >> he was just like a regular a dad.ared. >> focus on school. don't let those boys ruin your life. you know, they're no good. don't let those boys get around you.u're never allowed to date a fireman. >> what's wrong with firemen?! >> oh, he worked with them. he knew how they were. so --ielle also take you in as one of her own? >> yes, yes.ming as he was.

their tales of romantic trips to exotic lands. >> they traveled the world together.d so many good times and so many great experiences. >> i would imagine they were almost like role models to you? >> yeah, they were. they were.ife, the perfect wife. everything just seemed great, you know. for both of them. all that changed in august of 2012. it was a hot, saturday afternoon in sarasota when registered hy heard a disturbance coming from the stairwell just outside her apartment. >> it sounded like somebody was being chased. and then i heard somebody yell, oh god, no.eporter: the unmistakable sound of gunshots followed. four of them in quick succession. trish immediately called 911. >> 911, what's the locatio? >> i just heard gunshots. and somebody screaming outside and somebody running outside.

going a gazillion miles a ? >> reporter: trish slowly peered out of her apartment door and saw a man lying in the stairwell bleeding. she knew he wasn't a resident ofmplex. >> i had no idea who he was. my concern was to get him over on his side because he was face down in a really big pool of >> reporter: trish wasn't the only one at the scene. her upstairs neighbor, dianne mcknight, also tried to aide the victim. d everywhere. and i just didn't know what to do.my apartment and got towels. >> reporter: as the minutes ticked by, trish began to worry th the area. >> then all of a sudden you start to think, well wow, i wonder where the person is that did this. >> and for all i knew, the shot him. >> reporter: but those questions would have to wait. soon paramedics arrived on the

they learned the victim was one of their own.efighter sam dreher. the paramedics immediately airlifted sam to the nearest trauma center as word of the shooting spread.elle. she is screaming into the phone, you have to come. he's been shot. he's been shot.s been shot? and she screams out sam. >> reporter: cindy jumped in her car to be at her brother's side. a thousand questions swirled . why sam? who shot him? and why was he at that apartmentlex? >> reporter: a firefighterer guns down, but this seemed like more than just a random shooting.rn. >> there's a random shooting going on and there's a cause for concern dozens concern ns and you count the seconds until red lobster's lobsterfest is back with the largest variety of

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cindy lutz raced to the hospital, all she knew was that her brother sam had been shot. >> it was a nightmare. it seemed like we were traveling thousand miles. we just, we just could not get there fast enough. >> reporter: when cindy finally made it to the icu, sam's wife danielle was already there, waiting in the hallway. >> she started crying., is he alive? just tell me he's alive. and she said, he's alive. >> reporter: but the prognosis wasn't good. >> and the doctor said he was shot four times. and i'm thinking wrong place, wrong time. i didn't know what happened. >> reporter: the responsibility of finding out what happened fell to detectives chad mcdonald

gathering pieces of the puzzle as soon as they arrived on scene. >> this case was personal to you? >> yes. in our area, law enforcement and firefighters are very close. in this case it wasn't just another victim. this victim was part of the # it kind of hit home. >> reporter: first, they interviewed the two neighbors who found sam lying in the stairwell. >> whenever we work a crime, that's usually where you're gonna start with is your 911 caller. >> reporter: trish murphy told the detectives this normally quiet, had never experienced anything like this before. >> it was a nice, quiet place to be. >> reporter: but she did something that troubled her one evening just a month before the shooting. a man standing in the woods across the lake staring at the building. >> i thought to myself that that was an odd thing.t standing there? >> reporter: detectives then turned to trish's traumatized

they learned dianne was holding onto a secret.that the -- the witness, dianne mcknight, was a lot more than just a witness. she -- she was very important to this case. >> yes, she was.nne revealed that she knew sam -- intimately. >> she admitted that they were boyfriend and girlfriend. she had stated that they had only been dating for a few and stated that they were in love. >> sam was having an affair? >> yes. >> reporter: which is why sam was at the apartment complex thatre's some infidelity going on. and there's a reason -- a cause for concern. >> did you ever think that you're the kind of person to have an affair? >> no.r: dianne told the detectives her affair with sam started as affairs so often do. with an innocent encounter at a bar.d me if i was married and had kids and, you know, i told him that i was but no kids.

he said, yes.ied. >> reporter: in fact, sam had been married for 13 years. but according to dianne, it took just a month for sam to fall in love with her. and, she said, the feelings were mutual. >> what was it about him that hard? >> he was just the most thoughtful person. just couldn't wait to always just be around him. >> did you still feel a little guilty? >> oh yes. >> r there were already issues in her marriage. >> i just thought -- if i'm doing this, my marriage is definitely already over.ew months after the affair began, she decided it was time to tell her husband she wanted a divorce. >> i remember just saying, we and he looked at me. he said, are you having an affair? >> wow.

>> i didn't want to hurt him.t. >> we both got very emotional. and he agreed to it. >> reporter: then came the shooting.think of anyone who could have been responsible. that's when she remembered a strange visit, a month before the shooting, from a man claiming to be a plumber.ooking for a water leak in the building. >> he needed to check her pipes or something along that line. >> i said okay thinking, what am i doing letting this strange person in my home? i just had this feeling of, this isn't right. >> reporter: five minutes later, the plumber was done and on his way. >> did you ever check with your super? >> yes.lled the office and told them the incident and they said there should not have been anybody at my door. >> oh. that must've been just a weird feeling. >> it was. >> reporter: the following day, the same man appeared again, right below her apartment

>> he was standing down there one tree and looking directly up right at me. >> that's creepy. >> yes.hinking, i'm being stalked? >> yeah. >> reporter: dianne then saw him a third time. this time, immediately after sam had been shot. >> that same man.e me chills. >> came running up the stairs towards me. i just looked at him and i said, what are you doing here?d him. and you can hear her on the 911 call. >> i didn't see, who. i don't -- i don't know. what are you doing here? f making this motion like, whoa. then he ran off. >> did you start to think in those split seconds that this mystery man was really after sam? i mean, it was definitely a suspicion. >> it must've been. >> yes. >> such a puzzle. >> yes. >> reporter: puzzling too for detectives.ed to know what this

r: coming up, more secrets waiting to be revealed. >> she said i need you to sit down, i have something to tell you. ack of my neck stood up. >> reporter: when "dateline" continues. ring last year's super bowl, an estimated one billion chicken wings were consumed... 100 million pounds of avocados... and a gazillion deli platters.

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>> reporter: while sam dreher clung to life in the icu, dianne mcknighime scene wondering who could have been responsible for his

ad approached sheriff's deputies moments after they arrived on scene and confessed to the shooting. >> the deputy that had him in patrol car already told us that he made statements that he was the shooter. >> reporter: did you feel like , case closed? or did you think there's gotta be more to this story? >> there's never an easy one. there's always more to the story. >> reporter: the man identified as michael minor. detectives mcdonald and szalbirak immediately brought him down to the sheriff's office for questioning. >> he's very distraught, but he's willing to talk to us. and we were very much ready to listenter: michael outlined for detectives the details of the shooting. he started by insisting it was all an accident.ded to pull that trigger. >> reporter: but detectives

after all, michael shot sam not but four times. >> one of the shots was to the back of sam's head. >> reporter: so sam is laying here, and michael is right on top of him, basically, giving him the final shot? >> he would have had to have bee evidence indicates. >> one shot might've been an accident. not the three or four shots that he actually fired. at all. >> reporter: but detectives wanted to know, if this wasn't an accident, why then did michael shoot sam? >> you got all these pieces to ou try to fit them all together. >> reporter: that's when michael revealed something that would turn the case on its head. he told detectives about an ir between sam and dianne. it was an affair he was having with the victim's wife, danielle dreher. >> they had been having an affair for four years.was a mind spinning moment. detectives had just discovered

now they were learning danielle had also been cheating on sam. >> everybody here is involved with somebody else. it was interesting to say the least. >> reporter: and challenging for detectives, who now had to contend with a second affair. michael minor, the plumber, 13 years younger than danielle, told them the two had met on "ashley madison," a website for es looking to cheat. the website's slogan -- life is short, have an affair. >> this wa have an affair. >> reporter: they both were. >> yeah. >> reporter: but michael insisted this was no casual fling. after all, the affair had lasted four years.'s more, he told detectives he had fallen in love with danielle. >> it was like i really found my soulmate. man, it was wonderful. i really had every intention of marrying this girl. >> michael was smitten. i mean, he was totally obsessed with her and in love with her. >> reporter: he went on to say

he decided it was finally time to talk to sam, man to man.e clean about his love for danielle. >> he wants to confront sam and tell him that he's the other man. >> i concocted this scheme to go up there and tell him, you know, yeah, i'm seeing your -- i'm >> reporter: that day, michael said he tracked sam down and found him in the parking lot of dianne's apartment complex. he also said he brought a gun because he had no idea how sam so i just, you know, brought my firearm, you know. i intended to just go up there and scare him. >> reporter: but according to michael, his "mano a mano" with t go as planned. when sam saw michael was armed, he fled. >> i'm like, don't -- don't run. i'm trying to like frickin' to talk to me. >> reporter: michael ran after sam up these stairs. he said at some point, while the two were in the stairwell, sam

>> michael claims that he was in and closed his eyes and just fired his gun. >> then he, you know, comes toward me and i just, you know, i just close my eyes and just pulled the frickin' trigger, i'm so sorry. he's telling you, he's in a relationship with danielle. do you start to think, "we need to talk to danielle dreher?" step was -- let's find out, let's hear danielle's story. >> reporter: so detective szalbirak left michael and headed to the hospital where ad been waiting for updates on sam's condition. all danielle had been told was that sam had been shot. no one told her by whom. >> when i got over there, she . she was very upset. the interview. >> we're trying to piece together what, what all happened. >> okay, let me get calm here.rst, detective

knew about danielle's lover r that it was michael who shot sam. instead, he started by asking danielle about her marriage to sam. danielle candidly described it as troubled -- >> we have been not getting along for many months. >> reporter: danielle also she knew sam was having an affair, efforts to conceal it. did you know where he went today? today, i'm sure he went to his girlfriend's, yeah. but he always goes to her house. i'm not surprised by that. >> reporter: danielle then admitted that, she too, was unfaithful. >> she was pretty straightforward, told me about the affair. >> it was wrong. i shouldn't have done it. nobody should cheat. >> reporter: little by little, the detectives led danielle to believe they were focusing their investigation on her lover, so would it kind of shock you if michael went and confronted him? >> yeah. >> that's what happened. >> really? >> and we have michael. >> do you? >> reporter: it wasn't the ective was expecting. he found danielle's tone to be strangely flat and unemotional.

>> i cannot believe he did this. >> reporter: danielle went on to say she had no idea michael planned to talk to sam that day.aid anything about going over there? >> no, he didn't. >> reporter: but detectives were skeptical. they wondered if danielle knew el's intentions than she was letting on. >> at this point, i don't know to believe her or not. >> reporter: you're not done with danielle dreher? . >> reporter: for the time being, szalbirak left danielle at the hospital to be with sam's family. it was up to danielle to reveal the shooter and explain the sordid details of how she was connected to him. she said, "i need you to sit down. i have something to tell you."irs on the back of my neck stood up. >> reporter: first, cindy learned sam and danielle were getting a divorce. danielle and sam were having affairs. most shocking of all -- it was

>> did i just hear what i just heard?eporter: four adults, ensnared by lies and deceit. one clinging to life, but this tangled story was about to get ae lot more twisted. lot more twisted. >> reporter: coming up -- >> danielle was just so upset re finding out about this investigation.

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3 f2 ( mu sica ) s sister, cindy, was there when the family decided to take him off life support. >> i hated it. i thought of him like he was one of my children.m that much. >> were you able to be with sam? were you able to hold his hand and say goodbye? >> i did. >> what did you say to him?

people responsible for his murder would, would pay for it. >> reporter: the news of sam's passing hit dianne mcknight hard. >> in my mind i'm still thinking, "maybe there's still some hope that he can survive but when i heard that, i knew that i was never going to see him again.'s great niece, aubrey cake, didn't make it to the hospital in time, but she made sure to be at sam's funeral. >> the bagpipes, i still o this day. >> did it make you really proud in that moment? >> yeah. i'm still proud of him. >> reporter: full, fire rtment honors were bestowed upon the admired young lieutenant. >> it's like the whole community came out to pay their respects.ling, very, very humbling. >> reporter: but along with the tears, there was tension.

had learned danielle's lover had >> no one could believe it, that she even had a boyfriend, or that it was her boyfriend that killed him. >> people didn't even want her at the funeral. >> reporter: but the drama . jaws dropped with the arrival of the other woman. >> was that awkward with danielle being at the funeral, the wife and the mistress?was. but i felt it was more important for me to be there than to worryt how awkward i felt. >> reporter: to her surprise, sam's family embraced diane. >> they all received me well. in fact, they invited me to come up with and sit with them. >> she's, she's truly a lovely person and -- >> i think she made him happy. and he deserved to be happy. >> you've come down pretty hard on danielle for her affair.ing an affair. >> yes. >> do you condemn him for, for that behavior as well? >> no, i don't think he intended

i don't think he intended to have an affair.. he had known her three months., you know, a world apart from danielle seeking a man on ashley madison and having a long term affair with him for four years.the weeks following the funeral, detectives mcdonald and szalbirak continued their investigation. they had their shooter but they ng questions about whether danielle may have somehow beusly one of the first wife has a hand in this. she's, she's linked. she's got to have something to . >> reporter: and as mcdonald and szalbirak sifted through the evidence, they became more confident they were on the right track. what they discovered stunned

investigators.months, danielle had been spying on both sam and dianne's >> danielle was just totally obsessed with what sam was doing which went beyond anything that i've seen before in investigations. >> reporter: what's more, it appe had persuaded michael to help her. >> they had basically stalked them. >> they actually put a tracker on their vehicles. >> this is spy equipment? >> correct. >> reporter: sheriff's deputies discovered it in the wheel well police also found evidence that both danielle and michael were taking surveillance photos of sam and dianne. this is a photo taken of them on sam's boat. in this one, they're on dianne's >> michael would have been somewhere across the lake there. and that's where he would have been hiding in the bushes. it seems like a perfect spot, actually, if you wanted to spy on someone. >> absolutely. detectives said the couple only got bolder from there. they discovered evidence michael had brazenly broken into

>> inside the belly of the beast. >> he's narrating. i believe his first words were, "i'm in the belly of the beast."ing when he pans was of the alarm pad where it wasn't armed. >> that could have been bad, huh? >> reporter: as michael aspect of dianne's personal life, poking around her drawers, her refrigerator, even inside her bathroom. police said danielle played lookout.his text message to michael, danielle wrote, "get outta there if you aren't already. getting bad feeling." >> he's doing it at the request ielle. >> reporter: but what detectives found most alarming were the text messages michael and danielle sent each other. writes, "i wanna blow his head off and then put two on her just for good measure." >> reporter: he goes on to say, "bang bang, done. i won't though because it's 'wrong'."ater responded, "you would not and could not because

>> that was definitely disturbing. >> reporter: in another text, d to her handgun, which she called "daisy." she wrote, "i am so close to introducing them both to daisy." ha we can do it together! as a date. smiley face." in yet another, she wrote, "i with every inch of me. revenge will be mine and it will be very, very sweet."bvious that danielle had some kind of hatred towards sam, that there was, that she wanted to hurt him. >> reporter: and based on those ges, it seemed clear to detectives that she had persuaded michael to feel the same way. >> absolutely think she poisoneds far as what sam was. >> everything he knew about sam

person.described to him as a drunk, as a cheater, as a liar. >> that knowledge came from one person and one person alone. it was danielle. have evidence as you kept investigating that sam was abusive or violent toward danielle? >> there was no evidence of that whatsoever.nitely had control over michael minor. she did manipulate him. did she manipulate him to the point of killing sam?ow. >> reporter: detectives mcdonald and szalbirak realized they needed to pay danielle dreher another visit.ack to find out what is your intent, what is your involvement in this? your involvement in this? r: coming up, did someone have a million reasons to commit murder?

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ou couldn't write this as movie. you couldn't write this as a book. it wouldn't be believable. >> who does this?! >> reporter: tracking devices, surveillance photos, sneaking into an apartment. sounded more like a couple of private eyes than a plumber and a marketing director. sam were eating at this restaurant when out of nowhere, danielle appeared. >> all of the sudden this woman hind sam. >> and she said, "i'm danielle, the soon-to-be ex. you must be the next." >> awkward. >> yeah.

danielle luego los quejo sin them, without incident. >> did you think you were being followed? >> no. i thought it was just a big all the places. >> like, now i know why she was there. >> this is like marital >> exactly. it's exactly like that. >> they were playing spy games. >> reporter: now it was up to mcdonald and szalbirak to find out if all those "spy games" somehow developed into a it murder. >> i became very suspicious that she had a part in this homicide. >> reporter: detectives sat down with danielle and recorded r on three separate occasions. from the very first interview, danielle willingly acknowledged that she and michael had been am and dianne. >> where did you put the tracking device on the vehicle? >> i put it up under the driver's side, um, rear wheel. >> okay.

>> reporter: danielle also admitted to helping michael take those surveillance photos.pictures? >> michael did.kay, whose camera? >> mine. >> reporter: but danielle denied that all this elaborate spying escalated into a murder plot. instead, she said it was simply preparation for her pending divorce. >> and i told my attorney about it and the attorney good because he said that's good evidence." >> she wanted to be able to just have leverage and be able to embarrass him.ielle told the detectives another reason was plain old curiosity. >> i had to see for myself that it was a girl. it broke my heart.- >> i don't know why because i was cheating on my husband. >> and, and that's the big question, right? you were doing it for four years and why -- why did it break your >> i think i still love my husband. i still have feelings for him. >> reporter: what's more,

had stopped their spying weeks ing. detectives also asked about those text messages which they found so troubling. danielle said they were all in fun.ioned danielle about the texts michael sent her. >> i want to blow his head off an measure. do you remember him saying that? >> i don't. he's, but he said it before. he would say things like, "i'll kill the m-f'er." >> did you ever think he was serious? >> no.y then asked danielle about the messages she sent back to him. >> i'm so close to introducing . >> i remember saying that. i didn't have daisy with me though, at the time. nor would i do anything with a gun.nk i was trying to impress michael, in a weird way. >> do you think they're joking with each other? >> i asked danielle that very question, "why, why you saying this?"

you know -- i'm just trying to sound tough."is to be for real. >> reporter: but that's not the way sam's sister saw it. when detectives showed tho, she was dumbstruck. >> i could not believe what i was reading. this family for almost 13 years. >> even talking with you about it now, i have chills. >> reporter: those texts, she t how much danielle hated sam and wanted him out of the way. and she's convinced danielle manipulated michael to feel the same way.think that danielle had anything to do with your brother's death. was she somehow directly associated? >> i think she is.le dreher as much if not more responsible than the man that actually shot him. >> reporter: cindy told detectives she believed hatred 't danielle's only motive,

age old incentive. >> i believe it was the money. to divorce him and split half of it is one thing.f it? i think it was money. i think it was always money. just over a million dollars, in fact. >> there was a substantial money that she was gonna gain if sam turned up dead.ly what happened. >> reporter: we asked danielle dreher to sit down with us for ew. with the detectives, she anything to do with sam's husbll another human being. >> reporter: and the man who pulled the trigger supported danielle's claim of innocence, >> i've acted on my own.

you know, i just -- in order to help you basically get dirt on her husband to help with harming him? >> reporter: but michael's >> i didn't believe him. her. anything for her. and cindy wasn't alone. part of the murder scheme? yes.3 f2 >> acaso un amante traicionari

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de todos los homicidio que creo que ella estaba furiosa motive was just jealousy. despite the fact that she was conducting an affair of her own, i think that she was jaged that sam started stepping out on her as well. >> reporter: but in order to prove that in court, fraivillig felt she would need something she didn't yet have -- a statement from michael saying danielle acted as his so she waited, thinking time would compel him to come forward and admit danielle was involved. he never did. michael maintained danielle played no role in sam's murder. was this possibly a twisted act of chivalry? e of

motivation, was trying to protect the woman that he loved. >> reporter: did you say to him, "why are you protecting her? >> yes. not." he said "i'm not protecting her." >> we were hoping he would contact us through his lawyers and said, "hey, i wanna tell you the trll you what part she had in it." that never happened. >> reporter: two and a half years after shooting sam, michael minor agreed to plead second degree murder. >> and it will live with me forever and it will haunt me forever. >> reporter: in exchange for his plea, michael received a ears. >> i wouldn't give him anything less than that. i mean, he pulled the trigger, and he didn't pull it once. he pulled it four times. >> i was glad that he was going to jail.nor didn't just kill our brother. he has mortally wounded our >> reporter: michael minor never wavered in his statement that he acted alone. in the end, prosecutor fraivillig felt she didn't have

danielle as michael's . >> i cannot just charge someone based upon my speculations, the family's beliefs, and even the e text messages is not enough unless i can show that there was a conspiracy. michael minor never gave me that information. >> reporter: what is your gut danielle was indirectly involved, directly involved or -- >> she wasn't involved. >> reporter: what -- had no -- no part in this whatsoever. >> she wasn't involved in that >> reporter: news of the decision not to prosecute danielle for sam's murder made sam's sister cindy furious. do yes, absolutely. but you know what? their job is not to prosecute cases that are easy.ecute criminals. >> reporter: but just when everyone thought danielle was free and clear, prosecutor fraivillig said -- not so fast.ichael minor's

dianne mcknight's apartment? the prosecutor believed danielle not only helped plan the break ucted michael to steal some of dianne's possessions. danielle was charged with burglary and theft. at trial, the defense argued sked michael to steal anything. the jury didn't agree. she was found guilty as charged and sentenced to four years in prison.ry satisfying verdict. to see the woman be punished for her actions. >> reporter: is the an open case or a closed case? >> no. it's a closed case. >> reporter: but not for cindy, who continues to mourn the loss she keeps his uniform close by for comfort, and with it, a lifetime of memories. he was loving. he was caring. he was the peacemaker.ing for others. he was just sweet. >> reporter: cindy once felt the same way about her sister in law danielle.

the two.fought danielle in court over benefits from sam's life insurance. they ultimately reached a confidential settlement. cindy also keeps a watchful eye on danielle.to cindy, danielle was dating another man before she went to prison. >> she was living with a firefighter as a matter of fact.of my brother's supposed fire brothers. >> reporter: what's your advice to this guy, this firefighter?ck, you know. the last two guys involved with danielle -- one's dead, one's in prison. >> reporter: as for dianne, o reflect on a life with sam that could have been. did you two talk about marriage? >> yes. >> reporter: and was that in the cards?y. >> reporter: did you ever feel like, "i'm being punished for having an affair. >> oh, yes. i might have said those exact lf. >> reporter: it all started in a

conversation. >> uh huh. >> reporter: was it all worth it? love with sam? >> i would never change having met sam. >> reporter: was he the one?the one. without a doubt.s the one. >> reporter: that's all for thision of "dateline" and of @ danger in the sky, the fbi @wants to know who is pointing @a laser.