to worry about. >> my name is kayla mueller. i need your help. it's very terrifying here. >> and then it went blank. >> reporter: kayla had been captured by one of the most brutal terror groups the world has ever known. isis. >> you just go into almost a catatonic state, i think. you just can't even stand up. >> reporter: carl owned an auto repair shop. marsha, a former nurse. nothing prepared the muellers for what was about to happen -- the scary, secret world they were about to enter. >> this kind of thing tears later watch the brutal murders by isis of three young american men. >> i'm back, obama. >> reporter: the plight of a fourth american hostage, kayla, was kept a closely held secret. >> obviously the white house doesn't want this to all come out. >> reporter: tonight, on "20/20," the muellers are coming forward to tell the story of how they fought for kayla's freedom. >> kayla is not your enemy. >> reporter: the messages and e-mails with isis in syria and the muellers in arizona never seen or heard before tonight. >> sir

came this. >> my name is kayla mueller. i need your help. it's very terrifying here. >> reporter: their 24-year-old daughter kayla was in the hands of one of the most brutal terror groups the world has ever known. isis. >> you just go into almost a catatonic state, i think. you just -- can't even stand up. >> reporter: karl owned an auto repair shop. marcia a former nurse. >> it broke my heart but i also saw her strength. she was very strong in what she said. >> reporter: nothing prepared the muellers for what was about to happen. >> this kind of thing tears people apart. >> reporter: kayla had crossed into syria at this border checkpoint. going along with a friend hired to install communications equipment for the humanitarian group doctors without borders. it was august 3rd, 2013. less than 24 hours after leaving described as a hell on earth. captured, imprisoned, tortured, raped. no one yet knew or could even imagine just how brutal isis could be to its hostages. >> fear. it's fear of unknown. you don't know what is going

. >> my name is kayla mueller, i need your help. >> the young american aid worker captured in syria, tortured and killed while being held by isis. her untold story. >> we need t they are not going to bring kayla home. >> her parents' desperate fight to save her. >> please show mercy and use your power to free our daughter. >> and for the first time her fellow prisoners tell about the ordeal. >> she had a strong faith that gave her a lot of strength. >> how they say kayla stood up to jihadi john himself. >>> tonight he took a pill but would you recognize the singer an unlikely take on fame from a man who's had it and lost it and now has it again. how mike posener has become a kind of anti-pop star. >>> first the "nightline 5." >> looking for balance in your digestive system? try align probiotic. for nonstop sweet treat goodness, hold on so your tiara kind of day. live 24/7. try align, the number one ge-recommended probiotic. >>> a nutritional needs in one. purina one. healthy energy and a taste he loves. purina one smart blend expertly blended with real meat number one. all in one, pu

tonight, never before seen video of mueller, she died in captivity. and her parents say the president made them a promise, a promise they say was not kept. brian ross, leading us off. >> reporter: tonight, these home father's cherished memory of a young woman full of life. a daughter traveling the world to help the innocent victims of war. >> my name is kayla mueller. >> reporter: but that all ended with this video. >> i've been here too long, and i've been very sick. it's very terrifying here. >> reporter: kayla mueller had been taken hostage by isis. and for the next 17 months, her parents, carl and marsha, would fight for her freedom. sending their own video pleas to isis. >> please show mercy and use >> reporter: and exchanging some 27 e-mails from their kitchen in prescott, arizona, to her daughter's captors in syria, who at one point set a 30-day deadline for a $6 million cash demand. >> this kind of thing just tears people apart. >> reporter: kayla had been kidnapped in syria from a doctors without borders vehicle, but in a phone call to the mu

it's very terrifying here. >> reporter: kayla mueller had been taken hostage by isis. and for the next 17 months, her parents, carl and marsha, would fight for her freedom. sending their own video pleas to isis. >> please show mercy and use your power to free our daughter. >> reporter: and exchanging some 27 e-mails from their kitchen in prescott, arizona, to her daughter's captors in syria, who at one point set a 30-day deadline for a $6 million cash demand. >> this kind of thing tears people apart. >> reporter: kayla had been kidnapped in syria from a doctors without borders vehicle, but in a phone call to the muellers, the organization refused to help get kayla back because they said she was not working for them. >> would your staff negotiate for kayla? >> no. >> reporter: and after a failed u.s. rescue mission, the muellers say a white house official threatened them and their friends with criminal prosecution if they tried to raise ransom money. >> our government slammed that door. >> reporter: after kayla was killed in isis captivity, the president came to console

here's more. >> my name is kayla mueller. >> reporter: it's been three years this month that kayla mueller was first taken hostage by isis. >> very terrifying here. >> reporter: her parents marcia and carl learned of her death 18 months later when isis sent pictures of her body. president obama said he was heart broken and traveled to arizona to meet the muellers for him. >> and i said mr. president i'd be remiss if i didn't give you the opportunity to support her foundation, and he said i will help that foundation, and i'm still waiting. >> there hasn't been such a donation? >> no. i'm still waiting for that donation mr. president. >> reporter: at the white house friday, an abc news correspondent pressed for an explanation. >> can the family expect pr donation in the name of kayla mueller soon? >> as i mentioned, i can't speak to any previous conversations with they've had -- >> but is a donation coming? >> but the foundation that's been established in kayla mueller's memory, is certainly the kind of foundation the president and first lady have supported in the past, and i anticipate they

video: my name is kayla mueller. but that all ended with this video, being seen this morning for the first time. video: i've been here too long, and i've been very sick. it's very terrifying here. kayla mueller had been taken supposed to have been a quick trip into syria. as isis brutally murdered three young american men, the plight of the fourth hostage, kayla remained a closely held secret. as her parents marsha and carl mueller, desperately worked behind the scenes to gain her freedom, sending their own videos to isis. marsha video plea: please show mercy and use your power to free our daughter. there would some 27 e-mails back and forth between the arizona, and her isis captors in syria who at one point set a 30 day deadline for a $6 million ransom. "or we will send you pictures of her dead body." but the muellers say a white house official threatened them with prosecution if they paid ransom for their daughter. carl mueller: i don't know how we survived but i remember the argument. marsha, we need to do somethi

. >> reporter: brenda phillips didn't know the muellers but wanted her kids to. >> even though she's not physically, this is her. >> reporter: this is just one of the families checking out the zip hines, swings, and -- lines, swings, and slides built by the kiwanis group, and her parents. >> she'd be so proud to know she's bringing so much joy to so many families. we can feel kayla here. >> reporter: they spoke briefly letting the park take the community for -- spotlight, lighting up the community for generations to come. >> and we'll have more on the mueller's claim that president obama didn't donate to their foundation like he propositioned. >>> and there's -- promised. >>> >. in tolleson a car hit a pedestrian, and the driver took off, we're getting more information about the car, the driver and >>> right now a man in serious condition after he was hit by a car earlier today while he was walking at 51st and mcdowell this morning. we talked to the driver of that vehicle who did stay on the scene, and is cooperating. she tells us the victim stumbled out into the street. he suffered

kayla mueller's family is speaking out.. killed by isis. now.. kayla mueller's family is speaking out.. saying the u-s government failed them. carl mueller: "so we put all our faith in the government and they let us down. and they let us down. why her family is now criticising president obama for a promise they say he never kept. stay with us. december last year. 14 americans are killed in a mass shooting inspired by isis. in the aftermath, congressman joe heck had the chance to ban suspected terrorists from buying guns. heck voted "no." 23 times. individuals on the fbi terror watch list have purchased firearms over 2,000 times. it's not just that joe heck does nothing to stop them. it's that he's voted to let them keep doing it.... 23 times. senate majority pac man's blue volvo stopped along the road. but suddenly.. the driver backs-up and pulls away with the trooper following. it ended when the deaf man was killed only feet from his home. trying to use sign language when he was shot. the video is now being reviewed by investigators. new informa

melissa mueller made her first court appearance this afternoon. wisn 12 news ben hutchison joins us live from the cudahy police department and asked her the big question, why take the cash? >> joyce, we're still trying to get that answer. the criminal complaint here outlines three different times mueller pocketed money. >> walking into a milwaukee mueller, who used to be a cudahy dispatcher and spokesperson for the police department. she is now facing a felony. she is also charged with embezzlement. >> not guilty. >> lee will be entered. -- plea will be entered. >> mueller appears on these photos provided by the cudahy police department, handling cash at the reception window last complaint. surveillance shows mueller remove $25 cash from the register, fold the cash in half, and slip the cash into her rear left pants pocket. it happened on at least two other occasions, all times three citizens that paid their parking tickets received overdue notices. mueller resigned from the police department last week she's due . joyce: the rules have changed for

mueller has scrapes on the arm. he says he's already had the prescription sunglasses he was wearing fixed.x >> a little funny that some one took a video that helped me but the whole root of the problem stems from some one taking video or taking a photo of something that happened. >>reporter: in san francisco, melanie woodrow, abc 7 news. >>> traffic is back to normal tonight on the golden gate bridge. fatal accident involving a motorcycle shut down traffic on the bridge at the height of the evening commute. highway patrol says no vehicle were involved in the crash but the chp relessed no other details about what happened exact limit all three northbound lanes were blocked for a time. here's what it looks like now. see traffic is moving again. no problem. the chp says it's investigating this accident. >>> 6 week old girl named mila died today from the severe abuse she suffered during her brief life including numerous broken bones and crushed skull. her father matthew is charged with murder for her death n.a courtroom

of their daughter kayla mueller soon? >> as i mention, i can't speak to any previous conversations that they had. but the foundation that kayla hands that has been established in her memory, it's the foundation that the president and first lady supported in the past and i would suspect they would make a contribution to support it. >> i want to ask you about the -- [inaudible] >> i was wondering if you can give us any update on where the conversations are going and also if you can confirm coordination between russia and u.s. on air strikes is part of that deal? >> we certainly know that russia is -- has expressed some interest in greater military cooperation. the concern that we have expressed is that too much of the time and attention of the russian military is being devoted to propping up the assad regime n some cases aiding and abetting the horrific tactics of the assad regime. we know that government military assets including aircraft with full support of the russians and iranians have been used to target civilians and

this playground in honor of their daughter kayla mueller will be dedicated this morning. and brian ross has their story. >> my name is kayla mueller. >> reporter: it's been three years this month that kayla mueller was first taken hostage by isis. >> it's very terrifying here. >> reporter: her parents, marcia and carl, learned ofer pictures of kayla's body. president obama said he was heartbroken, and traveled to arizona to meet the muellers and asked what he could do for them. >> i said, mr. president, i'd be remiss if i didn't give you the opportunity to support kayla's foundation, and he said i will help that foundation. i'm still waiting. >> there hasn't been such a donation? >> no. >> reporter: at the white house friday, abc news correspondent jon karl pressed for an explains. >> can the mueller family expect that the president and the obamas will make a donation to their foundation in the name of kayla mueller soon? >> as i mentioned, i can't speak to any previous conversations that they've had but i can tell you that -- >> but is a donation coming? >> the foundatio

breaking message to her family while in the custody of isis. >> my name is kayla mueller. i have been here for too long. i have been very sick. very terrifying here. >> e-mailing the clip to kayla mueller's parents after she was kidnapped demanding a $5 million ransom. despite knowing she was being slave labor. that video also brought them hope. >> how thin she looked. i saw her eyes were clear. she was very steady. so i -- you know, it broke my heart but i also saw her strength. >> the incredible decision to stand up to executioner to declare her faith. it will be detailed by fellow hostages and parents tomorrow on 20/20 at 9:00 p.m. on abc 15. my son has meningitis b. but how did we end up here? his mom thought he had the flu ved. until 2014 there were no vaccines for meningitis b in the u.s. now there are. while uncommon, meningitis b can lead to death within 24 hours. trumenba is a vaccine for 10 through 25 year olds to help prevent group b meningococcal disease. trumenba should not be given if you had a severe allergic reaction after a previous dose. most common side

mueller has scrapes on his arm and he said he has

police say mueller engaged in suspicious behavior while on the job.. including one instance where a man paid went to city hall to pay a parking ticket. 53:20 i went in to put the money in the box on the side and the lady at the desk stain-key stahnke tells fox six he got an overdue notice a week later, so he called police.court documents say ?surveillance cameras captured mueller taking the man's cash at the lobby desk... but later pocketing the money. mueller resigned from her job today. a close call for milwaukee's archbishop -- jerome listecki. he had a brush with death -- following an allergic reaction. it happened monday night. listecki says in a blog post-- he took looking at the ingredients. turns out -- he's highly allergic to acetaminophen. in seconds -- his lips and mouth started to swell and eventually he went into shock. paramedics rushed him to columbia st. marys hospital -- where he spent the night. listecki has since been released -- and is doing fine. two people from wisconsin are named in class-action suit against the n-f-l... related