this is "nightline." >> tonight, no way down. these 29 men and women went up on the adventure of a lifetime. only 18 came down alive. >> release the rope! release the rope! >> the worst day ever on one of the world's deadliest mountains. >> what the hell is this? i came back here to help you guys. >> a mount nearing couple were there, newlywed, a story of survival, tragedy and love. >> plus, tiny break dancer. this kid has got the moves.

we're joining a pint-sized sensation spinning to the top of the break dancing world. ♪ ♪ ♪ i won't deny what they're saying because most of it is true ♪ >> time to face the music for "don't judge me" singer chris brown. in court today accused of assault. a high-stakes trial with his freedom at stake. but first, the "nightline" top five, which starts right now. >> nissan ultima with nasa inspired zero gravity seats. let it take the weight off of your drive.

good evening. tonight we bring you a story of dedication and love. a newlywed couple embarks on the adventure of a lifetime to scale k 2 together. a mountain thousand have tried to conquer and some have died while trying. this morning, tragedy struck nearby when a ferocious avalanche killed at least 12 people on mt. everest. so what happens when an epic adventure turns into a fight for survival? ♪ you couldn't have asked for a better day in a million years. and only on k 2 does a perfect summit day become a deadly day. >> reporter: on a good day this mountain kills one out of every four climbers. >> it doesn't take for much to

go wrong to be catastrophic. >> these men and women knew those odd when they posed for this picture. and then tried for the summit. >> if you do fall, you release, okay. it is our lives too, okay. >> what they didn't know they would all soon be victim to the worst day on one of the world's deadliest mountains. 29 would go up, only 18 would return. >> release the rope! >> on this expedition there is no deeper partnership than cecily and ralph, married a year. the first woman ever to climb the highest peaks on seven continents and had a hard time finding boyfriend who could keep up. until she met ralph. one of mountaineering's most adored couples, soul mates not just in love with extreme adventure what with each other.

they had tried k 2 once before but turned back in bad weather. this time even under blue skies, the mountain provide constant reminders of the risk. >> safely to get up through here. >> to just get there they fly deep into northern pakistan, after hours and spine rattling jeeps and an eight-day hike they finally get a glimpse in person. just the sight of it fills their blood with excitement and dread. [ bleep ]. >> one of the mountaineering teams that converged on k-2 that day, six summers ago. >> tomorrow is going to be a tough day. the bottleneck looks scary. >> with camera rolling, he got to know the koreans and spaniards, dutch and nepalese and american, dashing doctor and

climber from colorado. >> why i go and try to climb high peaks is that you learn things about yourself. you, you, deepen friendships. >> just outside of base camp another reminder. dozens of hammered tin memorials scattered with the remains of fallen climbers dashed to pieces. it skae it scares no one from the task at hand testing on walls of ice and rock. >> how are you feeling? >> tired. very tired. >> reporter: the air so thin, oxygen so scarce, the brain fogs. the muscles chill. >> when you go up, your muscle tells you, you need to breathe, or you have to stop. >> exactly. >> reporter: they spend months on k 2 acclimating to the altitude. waiting for the weather to clear and finally blue skies. no wind. time to go. they know that they have 18 hours to make it up and back

before their bodies shut down from lack of oxygen. but so many climbers create a traffic jam on a treacherous stretch called the frederick and eric realize there is no way to make the summit before dark. >> we are really late. i don't know what we are going to do. >> hearts broken they turn back and they're in camp when they hear a scream. >> what's happening? >> a serbian climber named wren unclips from a safety rope to help cecily with the load, and falls, plummets 600 feet smashing into the rocks. he has died. they quickly have a plan to lower his body back to camp. >> okay. >> frederick puts the camera in his pocket, but doesn't realize it is recording as a pakistani porter falls and nearly pulls them all down with him. >> release the rope.

release the rope. release the rope. >> then he just -- he just loses the grip on the rope. >> jesus christ. >> and start falling down. >> what the hell is this? one guy died! i came up here to help you guys. eh. let's go down. >> in the bottleneck, the others have no idea who are dead. and ralph is feeling weak in the thin air. >> not a great day today. hard day for me today. >> reporter: they know that pressing on means a descent in the dark, a dangerous gamble. still they push until ralph can go no further. >> i gave him my oxygen. felt he would feel belter. >> he doesn't.

and encourages his wife to go on without him. she makes it to the summit with another norwegian before sunset. >> it was fantastic. we could see that shape of k 2, the shadow up. we could see so far into china. it was -- it was no wind. the sun was still up. >> a dutch climber its also among the 14 who make the summit. he calls his wife with joy. after a lifetime of dreaming and a year of training, they're all giddy. but it is almost dark and they only have a few hours to get back to camp. and precious oxygen. but first they must rappel under a massive icy overhang which breaks loose on their way down. >> i don't think i heard it. but -- but i felt it. >> the falling ice sweeps her beloved husband off the mountain and cuts all their safety ropes.

in a days, cecely some how picks her way down in the dark holding off hope that ralph has survived. >> of course he has gone to the tent. he is in the tent. >> but he wasn't in the tent. the third victim of a tragedy just beginning. >> those left on the top have a grim choice. either spend the night freezing and gasping in the dangerously thin air, or try to make it down in the dark without any ropes. >> there is nothing. no rope anchor, no nothing. >> most of the climbers are not as skilled. french grandfather, hugh is so weak, his mind so foggy, he falls without a scream or a shout. another avalanches takes gerard mcdonald hours after he called his girlfriend from the top. six others simply disappear into

cracks and crevices. >> spending a third night. i am not sure if i can get down without oxygen, you know. >> more than 48 hours after the summit push began. they're ready to give up. when miraculously -- two climbers, wand near camp on frost bitten feet. >> how many victims are there? >> 11. 11 people. >> mr. park. mr. wong. >> no. he's dead. >> the hobbled survivors are lifted off. journalist's book, no way down, offers the most comprehen siesi account of the expedition. >> i think it touches people's lives. they're exploring nature. they're exploring themselves. i am very glad there are people look these people i got to know doing what they do. i think it is pushing forward boundaries for all of us.

>> i hate k-2. i hate that mountain. i just -- i love a very, very small part of it. >> reporter: her husband buried at the base of a mountain. with no regard for love or loss. ♪ sail away with me >> our thanks to graham bali. no way down is available in bookstores. next, some of us are born with two left feet. and others are born like this. this break dancing kid takes on guys a lot bigger and old thern is. in clinical studies, latuda has been shown to be effective for many people struggling with bipolar depression. latuda is not for everyone. call your doctor if you have unusual changes in mood, behaviors, or thoughts of suicide. antidepressants can increase these in children, teens, and young adults. elderly dementia patients taking latuda

have an increased risk of death or stroke. call your doctor if you have fever, stiff muscles and confusion, as these may be signs of a life-threatening reaction or if you have uncontrollable muscle movements, as these may become permanent. high blood sugar has been reported with latuda and medicines like it, and in some cases, extreme high blood sugar can lead to coma or death. other risks include decreases in white blood cells, which can be fatal, dizziness upon standing, seizures, increased cholesterol, weight gain, increased prolactin levels, impairment in judgment, or trouble swallowing. avoid grapefruit and grapefruit juice while taking latuda. use caution before driving or operating machinery. there are paths to treat bipolar depression. ask your doctor if once-a-day latuda for bipolar depression is right for you. ♪ for savings options, visit latuda.com.

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100% more possible. join us at kp.org and thrive. you're about to meet a child prodigy with the attitude, the energy and the moves. this preteen has been tearing up dance floors since he was a toddler.

will raw talent be enough to take on competitors three times his age? here is abc's neil karlinsky. ♪ >> reporter: to quote the talking heads, "this ain't no party, this ain't no disco." if you thought as we did that break dancing died alongside parachute pants in the 1980s you are in for a eye-popping awakening. the dancers call themselves b-boys, most are grown men. except one, the little guy who schools them all when he is not in school. jalen testerman as 12-year-old, head-spinning phenomenon who was just 5 when he became hooked on the dance scenes he'd seen in the movie "you got served." ♪ he danced his way straight out of diapers and got so good so

fast he was soon on "ellen." >> oh, i performed for "the oprah winfrey show," before "maury." >> who's the coolest? between oprah, maury and ellen? >> ellen. >> ellen? >> yeah. >> reporter: jailen goes by the name g-styles, and as 12-year-olds go he has plenty. "nightline" spent three days with him and his family shuttling between school and practice, leading up to a big competition. we wanted to find out what turns a normal kid into an unstoppable acrobat. who's won competitions and traveled the world from france to korea. >> is there anything that makes you nervous? anything that scares you? worries you? >> i'm -- actually, i've never been nervous in my lave. >> who does he take after? >> i would say pretty much cut down the middle. >> more energy. >> reporter: the family's small home south of seattle is devoted to dance and discipline.

>> there is where you need to catch your breath. >> reporter: to our surprise not because the family believes jalen will be able to make a living as a break dance champ. jalen's father and full time coach says it's all about putting his kids on the right path, something he missed growing up on the rough streets of l.a. >> if you don't have respect, if you don't have manners, no one is going to like you. and the reason i know that because i grew up that way and no one liked me. >> reporter: the after-school routine is always the same. jalen, his little brother and sister get home and quickly fuel up on pbjs. >> i'm pretty good at making the sandwich if you ask me. >> reporter: then straight to work. burpees, jump rope, everything to music. >> you have been going nonstop. aren't you wiped out? >> not for me. i'm like -- i'm like a little machine. so i just keep going and going.

>> reporter: early on, his father says he was worried about just one thing. injuries. >> because i think what he does at such a young age is so strenuous on his body that i wanted to make sure that -- he was physically ready. >> i'm just a normal kid, you know? i don't consider myself like a superstar or famous. i don't consider myself like well-known. >> how do you feel? >> good. >> all right. >> let's do it. >> reporter: on this night the entire family is headed into seattle for a competition called the sweet 16. a huge dance-off where 16 of the region's top b-boys have been invited to compete. the scene is wild. but there's no alcohol, no smoking, just hundreds of kids dancing, with moves so creative, our team couldn't get over the fact that we had never heard of this before. backstage, jalen readies himself.

>> is it weird being up against grown men? you're the only one here sitting on his mom's lap before he goes to compete. >> it really doesn't matter who i'm battling. kids, adults. i'm always -- i'm actually pretty used to battling adults. ever since i was a kid i battled adults. >> reporter: a quick prayer. a powwow with dad. and then he's in it. >> youngest competitor to be in the sweet 16. >> reporter: one on one. dead center before a wild crowd. they trade short routines before a panel of judges. jalen wins his first battle. but as the field narrows and the competition heats up -- the night ultimately doesn't go his way. ♪ >> we need to go to the judges. >> three, two, one.

oh, we got unleashed. >> i try to beat everybody, but it seemed like tonight wasn't my day. so -- i'm just going to go home like it was a normal, just a normal day, just work harder next time so i can actually win. >> i thought you were awesome. >> thank you. >> reporter: his father is frustrated by the loss but focused on bigger things for his son. maybe a career in choreography or acting. definitely a dance called college. >> i still get a little choked up every time he performs. or battles. just like watching all his dreams come true. because he's got the confidence and the work. i just look at him and i can't believe that's my son. >> i'm neil karlinsky for "nightline" in seattle. next, he sings "don't judge me." but there's no escaping this. r&b star chris brown is about to

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chris brown is a successful r & b artist. but to many he is fast becoming better known for troubling behavior outside of the studio. today he appeared in court yet again. and we have got the latest from our series "crime and punishment". ♪ ♪ >> the don't judge me singer back in court. so what happened this time? it all started with a photo-op, the grammy winning artist and his bodyguard accused of punching 20-year-old parker adams in the face after he apparently tried to squeeze his way into photos along with female fans outside of this hotel in washington, d.c. last fall. the r & b superstar made a brief

appearance in court. his trial will begin monday morning. he is seeking $3 million in damages in a civil lawsuit. brown and the bodyguard are pleading not guilty. brown has been arrested on multiple occasions. at the time of this incident he was on probation for assaulting then girlfriend rihanna. if convicted he could face additional penalties including jail time. >> reporter: thank you for watching abc news. tune in to "good morning america" tomorrow. as always we are online at abcnews.com. good night.