First the nightline 5. Its macys Super Saturday sale. Save 50 to 75 store wide and get an extra 20 off with your macys card or saving pass. Text to get your pass sent directly to your phone. Zantac heartburn alert. Stop, ne xichlt uxium could take 24 hours. For relief without the wait, try zantac. Alaska. Finally. The search for brown bears begins. Denali highway. Low on gas. Pit stop. Fill up. Double points. Yep, thats cold. Tired. Day 2. Coffee. Eggs. Beautiful. Majestic. Nothing. Where are you, bear . Warm. Warmer. Warmer. Yes. Wherever the journey takes you, carry American Express gold. Its more than a card. Its the gear that gets it done. Good evening. Tonight there is a war in america, and Law Enforcement tells us it is far from over. Our lethal adversary, hair win. Eroin. Killing without favor from the inner city to the suburbs. Abcs david wright takes us on a mission. Reaching is going to be 507. Reporter before dawn special agents from the dea and local Police Gather for a tactical briefing. Seeking charges for heroin distribution and heroin overdose at the house this january. Reporter this is the culmination of a tenmonth investigation during which Authorities Say they seized some 34,000 doses. Listen up. Reporter special Drug Task Force gave nightline exclusive behind the scenes access to the bust. In this one suburb of st. Louis 30 people have died of heroin related overdoses in the past year. The most heroin Overdose Deaths we have had in the past ten years. It just keeps rising. Reporter among todays targets. Several accused dealers suspected of selling fatal doses. Theyre suspects in a heroin overdose. Reporter fatal . Fatal. Reporter officer juan wilson says one of the goal tuesday is to charge some of those dealers with involuntary manslaughter. Now 6 30 a. M. Theyre about to serve a search warrant on a couple who sold a fatal dose of heroin allegedly. The house on the outside on this suburban culdesac, unassuming. Police, search warrant search warrant Police Department search warrant reporter inside police say the suspects have enough syringes and paraphernalia to put them away. But no heroin. Right there. Right next to the place where someone distributed heroin and overdosed and died. We take this pretty seriously. Reporter you could see evidence in there that people were using. Absolutely. I mean, you will have metal spoons that have charring on the bottom of them with suspected heroin residue on the top of it. So it is very indicative of heroin use inside the residence. Please stop that. I dont appreciate that. Please stop. Talking substantial amount of time in federal prison. Does it matter if they sold or gave it . Doesnt matter. Distribution in the death. All that matters. Reporter house two today again doesnt look like a neighborhood out of the wire. 8 00 rolling up on bust number two. Police, search warrant police, search warrant reporter here the authorities find drugs. But the stash is small enough to fit in some ones pocket. You know, not talking substantial amount of weight. What is very important is, its just this 1 10 of that could kill someone. Reporter juan wilson says it is enough to put the alleged dealer away for life. Life in prison for this . Yeah, depending on what his criminal history is. Very possible he could. Reporter seems a bit harsh. It does. When you are talking 20 people can die just because of this. 20 people. Reporter for juan the fight is personal. This is my community. I live in this community. I have kids of my own. I want my kids to grow up in a community to where theyre not pressured to do heroin. Reporter he group in the town and lost his fatherinlaw to a heroin overdose. I just wanted to do something to try to help, you know, stop people from overdosing in the community. Reporter heroin in the heartland, the problem is only getting worse. When nightline first met juan wilson last year, he gave my colleague Pierre Thomas a compelling overview. We found day loaded pistol. It was underneath the the couch cushion, laying right next to where the baby was. Where we found the heroin also. Fully loaded. Reporter we met this woman whose 20yearold daughter died of a heroin jo overdose. I can so vividly remembering that moment, sitting there thinking, oh, my god, she died. Thank you for coming out. Reporter guy started walking to raise awareness of the dangers of heroin. Those walking for wellness marches growing bigger every year. As more families come out and acknowledge this epidemic. Reporter for months you feel shattered like a shattered piece of glass. It would take one gust of wind and and youd be gone. Reporter 30yearold christopher hagers parents told us their son battled heroin addiction on and off for nine years. Last year, he died of a methadone overdose. It feels like somebody punches you in the stomach and knocks the wind out of you. You cannot prepare for it. Reporter turns out they lived across the street from guy vigna. She is an amazing woman. I started walking with her. My son actually walked many times. He hated the stigma of heroin. He was ashamed and embarrassed about it. Reporter the day ends with a lot of fanfare. A News Conference announcing a major drug bust. The total amount of heroin was 3,426 grams. Reporter more than 50 supposed dealers taken off the streets. Authorities hope this will be a model for other communities across the country. It seems like you didnt bust a heroin ring, didnt take kingpins off the street, didnt you round up a bunch of junkies here. We certainly dentidnt do as much as we could do. There is more. Reporter does it make a dent in the problem . We can only do what we can do and try to aggressively pursue the distributors of heroin. Thats one small piece of the overall fight against the epidemic. Reporter do you think this will even make a dent in the problem . We have got to do something. So, lets start making a little dent here. A little dent there. And maybe you know, we can save somebody elses kid. Reporter for her part, guy vigna says any amount of heroin taken off the streets makes the community a better place. That individual portion of that is like a single serving of death. When you are removing that potentially that is not one more mom that will call me and say, can you put my childs name on my shirt. I am tired of doing that. Tired of getting the phone call that says i got the call. They died. Reporter officer wilson hopes she is right. He wants to do right by her. But he is frustrated. You take one drug dealer off street there are five more to replace them. I dont thin thick is goingk this is going to stop heroin. The problem is going to get worse before it gets better. Reporter fight one dealer at a time, fighting one dose at a time. Trying to get ahead of the epidemic. An uphill battle. We continue to fight it every day. Reporter im david wright for nightline in saint charles, missouri. Next this what your brain looks like on shopping. Even if the numbers on the sale rack look low you could be paying a higher price than you realize. From fast fashion to slow fashion. How celebrities like rosario thats amazing. I sure had a lot on my mind when i got out of the hospital after a dvt blood clot. What about my family . My lil buddy . And what if this happened again . I was given warfarin in the hospital but i wondered if this was the right treatment for me. Then my doctor told me about eliquis. Eliquis treats dvt and pe blood clots and reduces the risk of them happening again. Not only does eliquis treat dvt and pe blood clots, but eliquis also had significantly less major bleeding than the standard treatment. Knowing eliquis had both. Turned around my thinking. Dont stop eliquis unless your doctor tells you to. Eliquis can cause serious and in rare cases fatal bleeding. Dont take eliquis if you have an artificial heart valve or abnormal bleeding. If you had a spinal injection while on eliquis call your doctor right away if you have tingling, numbness, or muscle weakness. While taking eliquis, you may bruise more easily. And it may take longer than usual for bleeding to stop. Seek immediate medical care for sudden signs of bleeding, like unusual bruising. Eliquis may increase your bleeding risk if you take certain medicines. Tell your doctor about all planned medical or dental procedures. Eliquis treats dvt pe blood clots. Plus had less major bleeding. Both made switching to eliquis right for me. Ask your doctor if its right for you. If youre suffering from constipation or irregularity, powders may take days to work. For gentle overnight relief, try dulcolax laxative tablets. Ducolax provides gentle overnight relief, unlike miralax that can take up to 3 days. Dulcolax, designed for dependable relief. Ive got a question for you. What is better, sex or shopping . Dont laugh for a lot of people there actually are similarities. As this Holiday Weekend undoubtedly with one of us preparing to do one of the activities. Some shoppers may be going to extremes. Maria schiavocampo remind us what really happens during the brain during a fast fashion fix. Finding a good deal makes me really happy. Reporter what woman doesnt love to shop . But what if we told you shopping can give you the same pleasure as sex. I love this. I want this dress. Do i hear more shopping, please . This is adorable. Yeah, this is totally fine. Reporter to find out how that is possible we mounted a go pro on 30yearold alex roberts i havent been in a store since last weekend. To see what is going on inside her brain as she hunts for her spring pallet. More on that later. Groichg growing up in an age where cheap chic is everywhere breeding a new generation of shopaholics. Take bethenny moda. Dainty slip dress. Math maddy brag. A few selfmade celebrities famous for literally bragging about their scores on youtube in a phenomenon known as videos, wracking up millions of views. Stores like h m, and forever 21 and zara made shopping a euphoric almost addictive experience for many, creating a multibillion dollar industry. On average americans buy more than one item of clothing each week. Take a peek in alexs closet. You shop often. This is your sport . It is. My cardio. You still have things with tags on them . I do. Reporter buying it faster yeah. I feel so excited and pumped up when i go shopping. Kind of look a drug. Reporter is shopping really like a drug. To find out we followed alex as she hit up her favorite stores. A new technology called facial tracking should tell us if alex is experiencing a highlike euphoria while shopping. First stop, zara. I love this. This is amazing. 169 which isnt bad for a jacket. Reporter immediately alex says she feels like she has to have what she sees. I have been looking for these. Some camo pants. These are awesome. I am probably going to have to get these. Been looking for Something Like this for a year. It might be my lucky day. Reporter what is really happening in alexs brain. According to analysis provided by facial tracking company invizio, on a shopping high. Eyes wide, alert. Mouth slightly open. All signs the Pleasure Center in her brain is lighting up. Which experts at university of michigan is similar to the joy felt after having sex. I just got a pair of camouflage jeans. How did you feel when you spotted them . I was super excited. Then i was more excited when i saw they were my size and price. Reporter a triple whammy of excitement. Yeah. Like okay this is meant to be. The universe is just, you know, its right, right now. I have to get these. A lot of emotions are surface. Reporter scott rick, professor of marketing at the university of michigan and his team of researchers took an even closer look. Actually scanning shoppers brains. And we found the more evidence of pleasure or activation in regions that are targeted by dopamine, the more likely they were to buy the good consistent with the notion of, similar brain region that underlies craving for drugs, sex or friends. Reporter they were surprised to learn something else. There is this pain associate with spending. And to the best that we could tell there seems to be a tradeoff. A weighing of pleasure versus pain. Reporter yes according to rick spending actually causes us stress. Was that the case for alex . We turned back to our facial tracking experiment to find out. I definitely find some awesome pieces at forever. And so inexpensive. I dont even look at price tags. I need a denim shirt. Reporter she seems to be enjoying herself. But her brain is saying something else. Tightening of the lips and scanning items, indicate she is disappointed and feeling stressed according to facial tracking experts. Thank you. Reporter alex scored three items under 90 at forever 21. Awe thought makes me feel happy. I feel like i got a really good deal for three things. Reporter the facial tracking results show a higher stress level indicating she may have felt compelled to buy the clothe because they were so cheap. But it goes beyond just keeping prices low. Retailers use dozens of tricks that lure customers to buy more. Michelle madduck analyzes retail and marketing trend and knows these tactics all too well. These stores are set up to set off your brain in the Pleasure Center. Theyre hitting something in our Human Behavior that gets you to want to buy. We call it buying yourself happy. Im in love with this. It is extra small. Well see if this fits. There is the lights, musics, sometimes they smell good. Really immersing yourself in the feelgood experience. Reporter at h m, theyre using the pricing technique to draw you in. Instead of 10, it is 9. 5. More enticing. Seems cheaper that in is. And from japan, fast fashion. Something theyre good at. They do things that are limited edition, outfits, theyre doing with artists right now. Andy warhol, keith haring, something fast fashion does to create a scarcity and immediacy to buy something. Reporter alex says learning Science BehindShopping Habits wont deter her from getting that fashion fix. For nightline, im maria schiavocampo, in new york. Next from the red carpet to rural africa, beautiful hollywood stars aligning behind a beautiful cause. How sustainable fashion is changing lives near and far. Macys. Join the millions who have already switched. We switched. And now, were streaming netflix. Who knew Time Warner Cables internet was so fast mom switched. And now, we can watch our favorite shows together, on demand. I switched. 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Reporter actress Rosario Dawson is on a mission. Far from the red carpet. Amazing. Reporter to create sustainable fashion that tells a story. People are paying attention to things they hadnt been paying attention to before. Not like going its sparkly. Its sparkly doesnt seem sustainable. Reporter teaming up, the duo launching studio 189, empowering women and low cull artists in pursuit of conscious couture. How can we make sure we are giving something quality, thats why her dyeing skill is really important. Makes it special. Thats what you are supporting. In fast fashion where you are getting something for very little. Well if i am not paying for it, who is . Reporter dawson a growing number of taste makers pushing back against fast fashion. Arguing that the environmental and human cost far outweigh that cheap price tag. We have to be think about what it means to be making clothes and how you make them and the implications of how you make them. Reporter ethical isnt cheap . Its not more expensive because we are making more money. Its because we are addressing negative external costs. You and i have to take responsibility of just asking the question, what is the social and Environmental Impact you are making this in . What are you doing now . Reporter this ethos woven