Begins now. Good evening. They were all shot in the head. Executionstyle. Eight members of the same extended Family Living in a rural part of southern ohio. Were hearing for the first time what it was like on 911 recordings of relatives who called for help. Tonight a manhunt goes on, a reward has been offered and officials warn people to be cautious with a killer or killers still on the loose. A big question, what led to the rampage. We begin in ohio with our report from gabe gutierrez. There is blood all over the house. Reporter the first panic call for help. My brotherinlaw is in the bedroom. It looks like they beat the hell out of him. Reporter shattering pike county just before 8 00 a. M. On friday. I just found my cousin with a gunshot wound. Reporter the grizzly discovery launched an allout manhunt. Sheriffs deputies would find eight relatives shot dead only miles apart. The victims ranging in age from 16 to 44. The family identified as the roedsens. A some discovered still in bed, investigators say, suggesting they were shot executionstyle while they were sleeping. They both look dead. Reporter just as chilling, who survived. Three children. A threeyearold, a six month oeld and a 4 day old found in the same room as his dead mother. Authorities say none of the victims committed suicide so they are warning residents that at least one killer is on the loose and considered armed and dangerous. We do not know whether were talking about one individual or two or three or more. We simply do not know that at this point. The family identified as the rhodens, wellknown in pike county and a spokesperson reading a statement on their behalf today, asking for privacy. The family would like to thank everyone for the outpouring of prayers and support for their family. They ask that you continue to keep them in your prayers. Reporter today the extended family is shaken. Its hard. Reporter pastor phil fulton knew some of the victims. Very closeknit family. They cared for one another. They worked hard. Reporter tonight a 25,000 reward has been posted for any information leading to an arrest as this horrifying mystery in the midwest deepens. Perhaps most puzzling of all, what was the motive. Well tonight sheriffs deputies arent saying. Theyve interviewed dozens of people so far but have no suspects. Jose. Gabe gutierrez, thank you. In texas, the funeral for a Fitness Instructor and mother of three fed dead in a church this week. The suspect appears to be dressed in body armor is still on the run tonight. We get more from sarah. Reporter bright times for missy bevers play before a crowd, there to mourn the mother and Fitness Instructor murdered inside of a texas church. She was just such a beautiful person and she was a friend to everybody. Reporter bevers students and colleagues wore red, their workout clothes to honor her. The pastor singled her out, saying they embody missy. The suspected killer dressed head to toe in tactical s. W. A. T. Greer, touring the church, and as bevers prepared for her Early Morning class, the search warrant revealed she died of a head wound. We know this person is out there. Somebody knows who this person is and havent yet come forward. Reporter and Law Enforcement asking for the public to focus on the distinctive walk. The motherinlaw writing an open letter to the killer. You know who you are. Your husband and wife and your family members know who you are. They know your special walk. Right now, they are as guilty as you are by not coming forward. I want to look that person straight in the eye and i want to see them take their last breath, when they get to prison and it may be ten years from now, but i will be there. To watch them take their last breath. Reporter missy bevers family growing desperate for answers and an arrest. Nbc news, mid loathan texas. The u. S. Military in germany where three humvees broke free during an airborne exercise and recorded on video and the army is investigating. We get more tonight from our pentagon correspondent jim miklaszewski. It was a u. S. Air exercise over germany performed thousands of times. So what could go wrong . It turns out, plenty. Without warning a two ton armored humvee suddenly broke free from the rigging and slammed into the ground. It it happened not just once, not twice, but three times. Much to the amusement of the army spotters who caught it all on video that has now gone viral. There is nothing left. Burned baby. With a price tag of up to 220,000 a piece, they were left a mass of twisted metal. Except for the tires, totally unrecognizable. Routinely the humvees glide out the back ramp of a c130 cargo plane. Heavy duty parachutes float the vehicles to a soft landing but in this case all three riggings snapped free from the humvees and investigators will now try to determine if the rigging material was faulty or if military technicians failed to properly secure the load. Fortunately no one was injured but the focus now is to make sure it doesnt happen again, even one. Jim miklaszewski, nbc news, the pentagon. With five more primaries coming up on tuesday, this is a crucial weekend for Bernie Sanders as he tries to move forward over Hillary Clinton. For her part, Hillary Clinton is moving into a next phase with names emerging as potential running mates. We have more on the democrat. Reporter Bernie Sanders down in the polls but not getting out of the race. And on tuesday, the people of maryland can say, it is time for a political revolution. Reporter in baltimore, a crowd approaching 7,000 waited for hours in the rain. [ chanting ] true believers facing a harsh reality. Sanders would have to win every remaining contest by 20 points to catch Hillary Clinton delegate lead and he trails in polls from all five states on tuesday and telling chuck todd, poor turnout has hurt him. Well poor people dont vote. That is a sad fact in american society. Reporter but his campaign believes they are gaining, especially in rhode island. Where Hillary Clinton made a stop today. And im here to tell you what i want to do as your president , to make sure that everybody in rhode island has the chance to get ahead and stay ahead, because we will have more good jobs with rising incomes that will lift up people. Her campaign hoping for a sweep on tuesday. And confident enough to be talking about who could be her running mate. On the list, virginia senator tim kaine. Housing secretary castro and ohio senator sherrod brown. And they havent ruled out a woman. But first clinton will need to win over skeptical supports, including civil rights activist danny glover. If Bernie Sanders is not the nominee, will you support Hillary Clinton . I will im not going to answer that question. Reporter the question for Bernie Sanders tonight is no less than can he pull off one of the biggest comebacks in political history . Hes been trying to peel off the black belt from Hillary Clinton appearing tonight at this africanamerican church in baltimore and he just got the endorsement of the Philadelphia Tribune which is the largest africanamerican daily newspaper in the country. Jose. Chris jansing, thank you. Trump was back in attack mode after what several days describe as a president ial candidate but republicans still trying to stop trump were on the offensive as well. As Hallie Jackson reports. Reporter inside of a connecticut theater, donald trump insisting it is not an act. When im speaking, who is not different than when you are in a private room. Reporter even his advisers say hell work to be more president ial. President ial is easy. You know what president ial is i walk on. Reporter confidence in classic trump style i sort of dont like toning it down. Reporter he is ramping it up against his rivals and birthers against ted cruz. And ted cruz targeting trumps elect ability. Do we want to nominate a candidate who is a phony . Who is telling us hes lying to us. I have to give donald credit. Hes betraying us before he got elected. Reporter to stop trump, cruz is looking to meet with delegates and getting backup from one antitrump group endorsing him there and indiana but backing john kasich in three other states. Kasich camp frustrating they are not doing more to happen. An adviser telling nbc news, it is just lip service. Stop trump forces and getting off the side line in time for tuesday primary. One pac saying it will spend 300,000 in maryland. Another shelling out more than a Million Dollars in indiana, the next battleground. Indiana is obviously a big opportunity. As we move out west to areas where donald trump has lower support. Reporter but big wins by trump on tuesday would make the math easier putting the nomination another step closer as he calls for curtains for his opponents. They should drop out. Reporter trump on the phone after his rally wanted to make sure nbc news noticed then enthusiasm here in bridgeport from the crowd. Telling me hes not worried about indiana and if he wins the nomination, while our polling shows he would lose to Hillary Clinton in a matchup. Trump said he would do well enough with independents and crossover democrats to beat her. Jose. Hallie jackson, thank you. And tomorrow morning on meet the press, will the Republican Party establishment finally accept donald trump as its candidate. Chuck todd will explore that question. At his home in minnesota and well beyond more tributes to prince as we learn new details about the final weeks before his death. Ron mott is in minnesota with our report. Reporter for a third day, large crowds gathering outside of princes paisley park, dressed in purple, visiting a colorful growing shrine to the artist. What he represented to minnesota is amazing. Kind of more like the fabric of my life. Reporter this afternoon a white truck pulled out of the compound and people dressed in black handed out containers of volunteers. Tributes are coming out in all forms from flowers and balloons and cards and training. 26 hours of music which started last night. [ music playing ] reporter to his published article of his songs in alphabetical order. It is fun to hear the hits next to some of the lesser known songs and he left an impact around here. And near the hollywood walk of fame, a flash mop and a song entitled good night sweet prince. Those too young to see 1984s purple rain and those wanting to relive it, headed to the big screen for a limited release by amc theaters around the country. Rolling stone headed to the vault promoting an unpublished interview asking him what should become of him when hes gone. I dont think about gone, he is quoted in response. The sudden death is a mystery and an autopsy is inconclusive pending investigation and many questions leading to the days and weeks leading to his demice and at what his final Public Performance nine days ago in atlanta, he apologized for postponing the concert. Now, being a weekend were seeing some of the largest crowds to gather here at paisley park since the news broke on thursday and they are still filing in here. Now last saturday night, prince hosted a latenight dance party and made abrief appearance and came out and told the crowd to save their prayers. Ron matt, thank you. Still ahead, where breathing might be hazardous to your health. A report on the most polluted parts of our country. And the come bark you dont want to miss. Shes in the rodeo after facing her biggest challenge. Biggest challenge. 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Population, 166 million americans, reside in unhealthy hot spots. Most out west. Of the nations worst areas for air pollution, the top six are in california where eight out of ten residents, 32 million people, live with unhealthy levels. And according to the study, living with all of the bad air could also increase health rings like lung cancer, heart problems and asthma attacks. It is never easy seeing your child hunched over crying because they cant breathe. But you have to sit there and watch them wait until the medicine helps them. It is that moment that the romeros fear daily. Our air quality is so bad. So, i cant change that. Reporter trapped inside by the very air around them. Well the report said the situation is dire but also that things are improving. Ozone pollution in certain areas is Getting Better thanks to things like cleaner cars on the road and cleaner power plants. And that includes some of the cleanest cities in the country which features placing like burlington, vermont and honolulu, hawaii. Thank you. And coming up next, the trendsetter, oh, that bathrobe and the slippers and the online frenzy to look like the little prince. Prince. To you, theyre more than just a pet. So protect them with k9 advantix ii. It kills fleas, ticks and mosquitoes. K9 advantix ii. For the love of dog. The scene last night here in new york where the yankees needed to score and that is when Jacoby Ellsbury decided to make a run for it and he made it. Take a look. Stealing home and tieing it up against tampa bay and putting them on track to win it 63. The first time a yankee stole home since jeter did it in 2001. 400 years since the death of shakespeare in 1616 and they believe he is born on this day. And they marked it in his birthplace. President obama was among those marking the anniversary and given a tour of the replica of the globe theater in london which shakespeare designed in 1599. And he is still just two years old but britains Prince George has established himself as a fashion superstar after he was greeted by president obama yesterday and seen in pictures, parents all over the place had to have the bathrobe. The robe quickly sold out. And the princes slippers, also reported out of stock. And up next, shes back in the saddle. How this top athlete overcame a lifechanging setback. K. Sir, this alien life form is growing at an alarming rate. Growing fast, you say . We cant contain it any long. Oh you know, that reminds me of how geicos been the fastestgrowing auto insurer for over 10 years straight. Over ten years . Mhm, geicos the company your friends and neighbors trust. And deservedly so. Indeed. Geico. Expect great savings and a whole lot more. Try phillips fiber good gummies plus energy support. 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