support. what is is your favorite thing that he's gotten done? pushing a drug that hurts >> everything. >> what about you? >> my kid's college funds. people, and they keep pushing it, they are personally they've thrived. responsible. >> yeah? >> along with our 401s. they can be held criminally responsible. >> reporter: several have >> reporter: and stronger opposition from primary voters like deborah and jessica. highlighted the o >> i really like amy. children in foster care due to participantal drug use has >> amy klobuchar. >> i do. doubled in the past 20 years. >> but i'm not sure if she can something experts have linked in beat trump or not. >> ability to beat trump part to the a n is a big qualification for you? >> for anybody. >> i have to agree with you on parentless children. that one. the biggest loss is that child >> really? >> it's not that i don't like relationship. him. >> reporter: back on the pond, it's something to grieve over. they are as divided as anyone. >> you've got to be the heavy. >> i ham the heavy. but only politically. >> what advice do you have for i'm the parent. >> reporter: devin swims and runs track. akeasy. shn he likes hanging with athletes and says he's seen enough of addiction. >> i don't fear anything. >> nothing? >> nothing about my future. clate change, hbisues tha every i'm not scared at all. to hear the democratic >> paula told us she started candidates talk about. a third one -- opioid addiction. talking to devin about the fears she has that he will fall into this opioid use problem. this state has been ravaged by when he was about 10 years old. it's part of the stress in their this secrisis. it's affecting real people and ngut it. their everyday lives, and major garrett joins me now. he wants to move on and build a you have an installment in our future for himself. series. it's part of the generational >> when we were here three, four years ago covering the primary, debate. >> what are candidates going to dodynamic? the opioid conversation was just filtering in. now democrats are not always >> they're saying hold the drug talking about it, but they made companies accountable. stops to meet voters at rehab have legalization for small thxplainthe pvasiveness amounts of opioids. tri a its families president trump declared this a public health energy and suggested the death penalty for here in new hampshire. >> reporter: paula wilson is 64 years old and a recovering opioid addict who has also people who sell opioids illeg illegal illegally. >> for anyone out there feeling cynical about politics, i struggled with alcoholism. she's the cleanest family member suggest come out to a polling place like today, where you see to raise 16-year-old devin, her grandson. >> he's a high risk kid because people participate in that simple american tradition, that of a number of factors. simple act of casting a vote. it truly is inspiring. his early childhood expe ctantly, w pafor eight years. >> i don't really think of my past. i just ignore it. >> reporter: the toll on the wilson family, almost when our daughter and her kids moved in with us... kids, bedtime! ...she was worried we wouldn't be able to keep up. course we can. what couldn't keep up was our bargain detergent. turns out it's mostly water, and water doesn't get out all the stains. so, we switched back to tide. one wash, stains are gone. kind of like our quiet time. 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(glass breaking) (gasp) ah! oh...! minutes could save you 15% or more on car insurance. imagine a mo imagine, feeling fearless when you walk into the dentist. while preventing cavities up to 70%. act anticavity rinse. for a confidant feeling in your oral health, stop imagining, start acting. ♪all strength, we ain't stoppin' believe me♪ ♪go straight till the morning look like we♪ ♪won't wait, we're taking everything we wanted we can do it♪ ♪all strength, no sweat tuesday marked the 100th anniversary of new hampshire holding the first primary in the presidential election season. they even have a law there requires that the state vote first. that tradition is coming under scrutiny from voters in bigger and more diverse states. >> reporter: this is so high t hous- or only o has gotten hetet wiveni ia or new hampshire. and after that mishap in iowa last week, many people are wondering whether that state and this state should take their first status for granted. new hampshire voters don't just make presidents, they like to meet them. >> most americans don't get to see a president of the united states in person, but in new hampshire they're spoiled. >> we'll switch to walter cronkite. >> reporter: it's a century old tradition. >> one well-known dog sled raiser offered voters a editorial, the "boston globe" argued it's time to kill the tradition, pointing out iowa and new hampshire resembled 19th century america than today. >> it is more primary gained prominence in the 1970s. >> i guess you are the front-runner. >> reporter: ronald reagan was more confident as he confronted the moderator in a 1980 debate. on, please? i am paying for this microphone! >> reporter: senator gary hart was on target with his ax in '84 but missed the mark when asked to explain why he spent the night with a miami model. >> i do not have to answer that question. >> reporter: the question is, have you ever committed adultery, and he never really answered it. this answer helped in bob dole's '88 come pain. >> anything you would like to say? >> stop lying about my record. >> reporter: george bush won the primary by pulling out the tiny guns. tchfks. >> reporter: gary baaer-- >> i'll never forget who gave me a second chan that primary, but he came back to campaign for his wife against barack obama. >> he's very likable, i agree with that. >> you're likable enough, hillary. no doubt about it. >> reporter: on the eve of the primary, clinton had a rare show of emotion. >> i just don't want to see us fall backwards. >> reporter: she won new hampshire, but not the mination. and eight years later fell short to bernie sanders here. >> thank you, new hampshire! >> reporter: the only person to win a new hampshire three times in the modern era, richard nixon. >> that is a fun fact. because he ran, did not get the nomination, ran and got elected. >> tony and ed with the new hampshire trivia. the "cbs overnight news" will be right back. with much of the nation waking up this morning to snow, sleet, and biting winds, we end this half hour in the california desert. there, a symbol of the american west is coming under assault from mother nature. jamie yuccas has the torrer t t years. but its toughest match is man made. >> even if -- there's a lot of reduction in green house gases, we're going to see an increase in temperature and decrease in the habitat. >> reporter: the study shows by the end of the century, even with our best efforts to reduce greenhouse gas, 80% of joshua trees will be wiped out. if no action is taken, the species will become nearly extinct. joshua tree national park is the only place you will find the species. there are nearly a million throughout the mohave desert. they survive because the deep roots find ground water and store it. but rising temperatures make it almost impossible to grow and reproduce.tenti warhe a nonnate grasse inund e areand increasing the risk of devastating wildfires. >> we are working right now to remove nonnative invasive grasses. if we didn't have these grasses filling in these spaces here, there wouldn't be a continuous fuel bed. >> reporter: 3 million people visit the park each day. jane faulk volunteers here and hopes to inspire others to take actionansee to i want to enjoy all this beautil la. >> reporter: miles and ava west say their visit opened a new world. is this place worth saving? >> yes. >> why? >> you want see these anywhere else except on the internet. >> reporter: the trees, life or death, is up to these future generations. jamie yuccas, cbs news, joshua tree national park. >> and that's the "overnight news" forr this wednesday. forof you, thes co continues. for others, check back with us news. and don't miss "cbs this morning" and get all the news at cbsnews.com. it's wednesday, february 12th, 2020. this is the "cbs morning news". this victory here is the beginning of the end for donald trump. bernie sanders wins the new hampshire primary with pete buttigieg close behind, amy klobuchar has a strong showing. while others dropout of the race. >> controversy over roger stone sentencing. four prosecutors quit after the justice department argued for a shorter sentence. and dramatic crash. a school bus full of children overturns. what caused the terrifying