>> well, it really boils down to one of the neighbors, and that's dan davis. barry kept telling me that dan was pissing him off. doing little things to get him mad. they say good fences make good neighbors. well, not in this case. seems mr. davis had been trying to build a fence between his property and barry swegle's driveway. how far back does that go? >> oh, it goes back for years, over that fence up there. >> i think he wanted something that didn't belong to him and he was mad because we were fixing it. >> property lines are the most heated dispute between neighbors because people believe in lines and yet both neighbors believe the line is different. >> reporter: real estate mogul, barbara corcoran has seen so many of these disputes spin out of control she should be given a permanent seat on the un security counsel. >> it takes two to fight. if either of them had handled this intelligently the whole thing could not have happened. >> reporter: taking the long view, as in "from outer space" -- there's dan's property, and adjacent to it, barry's driveway. you

dan: i'm proud to be here, i'm proud to be a part of it; and, hopefully, i put on a good show for them. kevin: for terrell davishance to show off his trademark touchdown salute. terrell: that's why i salute, out of respect and admiration. i salute any military personnel for what they've done for this country. so, it just came natural to me. like, you know what? let's just give it up to people who are just the toughest out there, and it's not football players -- the people in the military. kevin: day one was filled with fun and smiles in a friendly skills competition; but on day two it was game time, and these guys came out with game faces on and their predictions ready. you ready for a victory today? deion: i'm always ready for a victory. when i woke up, i had a victory on my mind, of course. kevin: deion said he woke up looking for a victory. donovan: that's good. you're supposed to. but i looked for a victory even before i went to sleep. numbers don't mean anything. yellow jackets at this point mean nothing. you step out on this field, i'm taking your job. kevin: the two teams were made up of nfl stars and ho

dan and nancy weigh in live on that just ahead. abc's linsey davis >> reporter: a greedy man with a cold heart. that's how karl carlson's former father-in-law describes him. his first wife and horses all died. and carson collected insurance payouts on all of them. he now faces second-degree murder and insurance fraud. this morning, karl carlson is sitting in a jail cell, accused of murdering his son, nearly two decades after the suspicious death of his fire wife. >> he's accused of some horrible things. we'll have to see if the court process finds him innocence or guilty. >> reporter: the horrible things are a series of occurrences that investigators say likely weren't coincidences. first, there was the colorado house fire in 1991, that gamed the life of his then-wife, christina. investigators say he collected a $200,000 life insurance payout. then, the 2008 death of his 23-year-old son, levi, crushed to death when the truck he was working under unexpectedly slipped off its jack. karlson collected a $700,000 life insurance payout for that. police say

dan abrams and nancy grace here to weigh in. first, the latest on the case from abc's linsey davis.sey. >> reporter: this morning, brad cooper is one step closer to having his day in court again. his lawyer says, she anticipates crucial testimony about her client's computer could just set him free. brad cooper deserves a retrial. that's the ruling of an appeals court that agrees with the defense's argument that cooper's attorneys were denied the right to present testimony from two, key witnesses. >> if anyone knows anything, i just want them to contact the police. >> reporter: 34-year-old nancy cooper disappeared on july 12th, 2008. her husband claims she went for an early morning jog and never returned home. two days later, her body was found. >> nancy was murdered. and our investigation is now a homicide. >> this is the single most tragedy that's ever befallen our family. >> reporter: prosecutors alleged cooper killed her. upset over his wife's plans to divorce him and move to canada with their two daughters. the only direct evidence linking him to the murder, a google search on h

davis, abc news, new york. >> we should mention that mee has pleaded not guilty. >> let's bring in abc's chief legal affairs anchor, danbrams. we would not be talking about this had we not been talking about her from her hiccup case. how does it affect it in trial? >> the defense attorney has mentioned it in the course of this case. i think the defense is hoping that the jurors may feel sorry for her. there's been periods in court when she hiccupped for 20 minutes straight. it's not really going to be relevant directly to the case. no question, the defense is hoping that jurors feel bad for her. >> and no one is claiming she pulled the trigger. but facing murder charges. >> if she had the intent to commit the robbery. if she had no idea that anyone had a gun, but had intent with regard to the robbery and someone gets shot and killed, she's on trial now for felony murder. that's all they have to prove in the context of this case is, she had the intent to commit that robbery. >> i know you've read a lot into this case. how strong is the prosecution's case? >> when you think about it with regard to just the robbery, it's