two stories breaking as we come on the air tonight. a deadly crane collapse at an apartment complex in dallas. >> oh, my god, the crane is falling over. oh, my god! >> buildings destroyed and cars toppled on top of each other after high winds swept across the area. we'll have the latest. more breaking news out west as hundreds of firefhters battled two blazes in california. mandatory evacuations now in place. and thousands left without power while a fast-moving brush fire puts a blanket of smoke over six flags. what's new and what's not in the deal with mexico over migration that kept the u.s. from imposing new tariffs on mexican goods. as president trump defends the agreement, some democrats say he solved a problem he

manufactured. the dramatic rescue of a hiker lost for almost a week in the wilderness. tonight, the story of how he was found and saved. what's the password? what may be the ultimate reason for you to make a list of all your digital i.d.s and share them with a loved one. and "inspiring america." a champion riding high once again after a devastating accident. >> i looked down at my feet and tried to move my toes, and nothing happened. >> her story of determination against the odds. >> announcer: this is "nbc nightly news" with kate snow. >> good evening. two stories developing tonight. both apparently related to severe weather. in dallas, a strong storm moved through early this afternoon with wind gusts up to 70 miles per hour and a giant crane toppled down slicing through a parking garage and then onto a five-story residential building killing at least one

person and injuring others. out west, wind and building heat created conditions for wildfires shutting down parts of a popular theme park this afternoon. we have reporters on both stories. we begin with that crane collapse in dallas and nbc's blayne alexander. >> oh, my god, the crane is falling over. oh, my god! >> reporter: in dallas, it's the fury of an unforgiving storm caught on camera. this crane collapsing into the side of an apartment building. officials say strong wind is likely to blame. >> that's my apartment. it's done. >> reporter: tearing through homes and slicing through this parking garage leaving cars in a crumpled mess. >> my car is destroyed. >> reporter: dallas officials say at least one person has been killed. six more rushed to the hospital, two with critical injuries. >> this is a really challenging situation in the sense that i cannot personally recall that we've had a crane collapse that didn't involve an already inhabited building. i don't recall ever responding to one

where it's actually fallen onto an occupied building, much less an occupied five-story residential high-rise. >> reporter: tonight many are left without homes. the latest destruction across the storm-ravaged south. blayne alexander, nbc news. now to the dangerous situation out west. a number of fires popped up in northern california saturday leading to evacuations. and in southern california, a scare at six flags today when a new fire broke out nearby. molly hunter has more. >> reporter: tonight, 500 firefighters battling with this sand fire in northern california, burning across nearly 2,000 acres. it spread quickly through steep brush-covered hills. >> these erratic winds push the flame in a variety of directions which makes it very difficult for us to figure out which direction that fire is going. >> reporter: but overnight, firefighters made progress. the blaze only growing by 100 acres. >> i guess it's our turn. hopefully they'll put it out. >> they didn't have time to evacuate us. it was already coming through the property. >> reporter: winds

gusting with temperatures hot and dry. millions under red flag warnings and mandatory evacuations are now in place. >> it gets a little nerve-racking, but we know those firefighters are working, and without them, i don't know what we'd do. >> reporter: in the towns hardest hit by the 2018 camp fire, including paradise, where people have just started to return home, pg&e protectively shut off power there and across northern california for nearly 18,000 customers. in southern california, the sky fire breaking out this afternoon near magic mountain. families evacuating, running to their cars as smoke engulfed the park. in arizona, in the tonto national forest north of phoenix, more than 7,000 acres burning. now 50% contained. the first heat wave is approaching temperatures soaring from phoenix to las vegas, and in palm springs, expected to hit 112 on tuesday. and with high temperatures, the fire risk in the west remains dangerous. molly hunter, nbc news, los angeles. president trump is

defending the deal he announced on friday that will avert new tariffs on mexican goods saying mexico has agreed to take strong measures to stem the flow of migrants through mexico. but how much in that agreement is really new? we get more on that from nbc's ron allen at the white house. >> reporter: no monday morning tariffs on mexico after president trump clinched an 11th hour immigration deal for tougher enforcement. tweeting, there's now going to be great cooperation between mexico and the u.s. mr. trump widely criticized for threatening tariffs blasted as false in a "new york times" report suggesting weeks of trade tension, in fact, had not accomplished that much. under the deal, mexico plans to deploy 6,000 troops across its southern border to stop migrants from central america. a senior administration official acknowledged to nbc news mexico already had pledged 5,400 troops. and mexico agreed to allow thousands of migrants seeking asylum in the u.s. to remain in or be returned to mexico

while their legal cases proceed. an arrangement first agreed to by the u.s. and mexico back in december. what's new, an administration official says, is an expansion of mexico's commitments. >> he brought mexico to the table again. and what they're talking about, they're going to be doing, it's going to be a game changer. >> reporter: still, democrats campaigning in iowa, where farmers are getting hurt by trade tensions, also accusing mr. trump of solving a manufactured crisis. >> i think the president has completely overblown what he purports to have achieved. >> the fact we've got so many farms going under here in iowa because of his trade war. >> reporter: if the number of migrants continues to soar, mr. trump warning he may turn back to tariffs. mexican officials are cautioning it may take months to see a significant change at the border. it's unclear what will satisfy president trump. later this week, he heads to iowa to talk about jobs, the economy and now trade and tariffs as well. kate? >> ron allen at the white house, thank you.

now to an nbc news exclusive. more of our reporting from the middle east as the u.s. puts on a show of military might aimed at iran. nbc's courtney kube is with the u.s. forces in the persian gulf. >> reporter: tonight rare access to the two most visible military assets deployed to the middle east last month. their mission? to stop a possible attack by iranian-backed forces. four long-range b-52 bombers sent as a show of force. they arrived at al udeid air base in qatar 51 hours after being ordered to deploy and were flying missions three days later. also in the region, the aircraft carrier "uss abraham lincoln." >> i am the reason you are here tonight. >> reporter: general frank mckenzie, the head of u.s. central command, traveled to the region to address troops and see if the additional u.s. military power is deterring iran. in addition to bringing this enormous aircraft carrier into the region, the u.s. is also flying fa-18s every single day as part of the presence mission. >> the carrier is seen by potential

opponents, and they have to weigh the enormous capabilities that are resident aboard this platform. >> reporter: the iranians were close to launching attacks in early may, but the u.s. presence could have deterred them. although iranian threats on land remain high, iran has pulled back some of its boats bringing down some tensions at sea. >> i think we associate that with the carrier coming in and some of the other things that we've done. >> reporter: still, mckenzie would not rule out asking for more troops or equipment in the future. courtney kube, nbc news, al udeid air base, qatar. let's turn now to a tragic discovery in texas. the body of a beloved police chief was recovered this morning after he fell overboard during a fishing trip two days ago. officials say he was not wearing a life jacket. nbc's kathy park reports. >> reporter: a fishing trip in texas turned into a family's worst nightmare this weekend. >> water rescue. large boat came by and knocked her husband

off the boat. >> reporter: authorities say chris reed was with his wife near the texas city dike when their boat was hit by a large wake sending reed overboard friday afternoon without a life jacket. his wife called 911 for help. >> water rescue, i'm responding. >> reporter: more than two dozen agencies searched high and low, but 40 hours later, his body was pulled from the water, less than a mile from where he vanished. >> there's nothing to indicate anything other than a tragic accident. >> reporter: reed is an army veteran and was a kemah police chief for more than two years. the city he served came together last night praying for his safe return. >> he is a gentle giant and one of those men that would give you the shirt off their back, the money out of his pocket. >> reporter: tonight this husband, father and friend leaving a lasting impression. >> this is a huge loss for us. >> reporter: on a community who called him one of their own. kathy park, nbc news.

>> very sad. today marked yet another day of deadly violence in sudan amid a crackdown on pro-democracy groups in that north african country. nbc's matt bradley reports on the turmoil. >> reporter: the high hopes for sudan's revolution, today lie battered on khartoum's bloodied streets after the country's interim military leaders attacked a protest camp. >> began beating people with, like, batons. they began whipping people and it was just absolute chaos. they started burning the tents. some women were raped that day. >> reporter: more than 100 people were killed, according to a doctor's group, though the health ministry claims no more than 61 deaths. squashing protests that only two months ago ousted dictator omar al bashir after 30 years in power. the crackdown, led by a militia group with roots in the

so-called janjaweed, notorious for the deaths in darfur. it's too dangerous to protest. instead a general strike today emptied the capital streets. >> this feeling that you're just never safe. that if you -- even inside your house, they could come get you. >> reporter: for many protesters, the military's violence is a sign of weakness. "we started wanting to change the regime. now the regime is falling completely," said this man. so the military council must either respond to our demands or leave. a standoff that may take more lives before it brings democracy. matt bradley, nbc news. back here at home, there was momentary panic this weekend during the pride parade in washington after a man pulled out a bb gun during a fight sparking reports of an active shooter. as hundreds of people started running away, several were injured in the chaos police say there was no evidence of a shooting. the man with the bb gun was arrested. georgia's most high-profile sunday schoolteacher returned to church today after a short break. hundreds attended former president jimmy

carter's sunday school class at a baptist church in plains. his first since having hip replacement surgery less than a month ago. the 94-year-old said he is doing fine, and he thanked congregants for all their prayers. in this digital age, we spend so much time online, and this may sound a little morbid, but what happens to our social media accounts, emails and those family photos after we're gone does matter. jacob ward reports on how some are preparing for a digital afterlife. >> reporter: when rick sweezy died in an accident two years ago, his husband nick didn't have his icloud password. >> he made a whole book. >> reporter: nick was distraught. he was locked out of files filled with precious family photos their kids might never see. >> they are my children's history, and they have every right to them. they are the representation of their daddy, who is now gone. >> reporter: nick finally got into the account after taking apple to court for access. and he hopes others

can learn from his experience. >> it never would have dawned on me to say, hey, put that in a universal space so that if, god forbid, anything happened, we would all be able to have access. >> reporter: in all the careful planning before death or illness, these days the legacy you are most likely to leave could be online and totally off limits to your loved ones. it's not just photos. bank information, social media accounts, the contents of your laptop or phone. most of it behind an ever-increasing number of passwords we have trouble keeping track of when we're alive. a digital estate consultant helps families organize their invisible stuff. >> it's not unlike doing a will. it raises a lot of the same issues around mortality and being organized. >> you have to acknowledge you're going to die. >> yeah, exactly. >> let's talk about the social media section now. >> reporter: she's working with jiffy and howard page, empty nesters who keep everything in the cloud. after watching howard's parents get

locked out of their own email, they decided to get organized. >> we went through a whole lot of trouble. i remember saying to myself, i don't need to have this repeated. >> reporter: to make it easier on loved ones, she suggests keeping a list of passwords with your other end of life documents, designating a tech-savvy digital executor and what you want to happen to your social media accounts when you die. >> i was keeping passwords for me. i hadn't thought about what our children were going to need to be able to take over after us. >> reporter: vital information for keeping loved ones in the loop instead of locked out. jake ward, nbc news, atlanta. >> important topic. still ahead tonight -- an incredible story of survival. the dramatic rescue of a hiker missing for almost a week. also, the senior class showing us it is never too late to go back to school. of psoriatic arthritis. but you're still moved by moments like this.

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mile south of the nearest trail. trouble came two days in when josh texted his mother admitting he was lost. for nearly a week, search crews found nothing until a helicopter with infrared technology spotted joshua, weakened but in good health. >> he was talking to the rescuers the whole time. thanked us probably a thousand times between -- down the trail. he appreciated it. >> reporter: mcclatchy not the only hiker making headlines. >> this is really going fast now. >> reporter: in arizona, 74-year-old catalene metral was saved in a dizzying rescue after tripping and injuring herself last week. >> and there she goes. >> reporter: earlier this month, hiker amanda eller was found after 17 days lost in hawaii. >> helicopters are passing over. i'm standing on rocks and waving them down, and they're passing over and not seeing me. i'm invisible. >> reporter: mcclatchy is resting and back with his family, saved by rescuers who refused to give up hope. morgan chesky, nbc news.

and when we come back -- a burst of cheers after an historic day at the french open. and the baby boomers who are following their dreams all the way back to the classroom. i'm way too busy. who's got the time to chase around down dirt, dust and hair? so now, i use heavy duty swiffer sweeper and dusters. for hard-to-reach places, duster makes it easy to clean. it captures dust in one swipe. ha! gotcha! and sweeper heavy duty cloths lock away twice as much dirt and dust. it gets stuff deep in the grooves other tools can miss. y'know what? my place... is a lot cleaner now. stop cleaning. start swiffering. rather than worry about how to pay for long-term care. brighthouse smartcare℠ is a hybrid life insurance and long-term care product. it protects your family while providing long-term care coverage, should you need it. so you can explore all the amazing things ahead.

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quit smoking slow turkey. talk to your doctor about chantix. make it an even dozen for rafa at roland garros! >> that's rafael nadal overcome with emotion after another triumphant day. today he scored his 12th victory at the french open beating dominic thiem for the second year in a row. he becomes the first player to win a dozen singles titles at the same grand slam tournament. nadal said this unexpected win feels like a dream. and dreams are what a growing number of retirees are following as they do something a little unconventional. going back to school.

kevin tibbles brings us the story from minnesota where seniors are returning to the classroom. >> reporter: no need for a double take when you see jim mccormick trucking across campus. >> it's made me remember what it was like to be young and idealistic. >> reporter: jim is one of a growing number of college kids who, well, aren't exactly kids anymore. >> my old man question is -- >> reporter: 500 retirees attending the university of minnesota for just 10 bucks a credit. part of the senior citizen education program attracting a growing number of baby boomers back to class. >> aren't you a little bit too old to be going to school? >> hey, it's a gift. it's a gift to be able to go for $10 a credit. >> reporter: stephan nesser and tom anderson both signed up for creative writing. >> a chance to follow my dreams and a chance to learn a whole world of knowledge that i hadn't had any access to before. >> i'm a whole lot more optimistic about the now and the future now that i've been amongst my classmates

than i would have been a year ago. >> reporter: so they're teaching you something? >> oh, absolutely. absolutely. >> reporter: so why not spend the golden years enriching yourself with knowledge? >> it's a great opportunity. not only to learn and grow and develop yourself. it's a way to learn from another generation. >> reporter: and that other generation is just as curious. >> they're just like us. here to learn the same things and offer unique perspectives. >> for them to learn these things about themselves at their age, it's a really -- it's a magical moment. >> reporter: here, knowledge is ageless. >> this is our opportunity to study those things we've spent a lifetime being curious about. >> this is a dream factory. >> reporter: and you're never too old to dream. kevin tibbles, nbc news, minneapolis. >> what a great idea. when we come back, driven to win. when some thought she'd never be able to ride a horse again. nd...that'sc three-point turn. -[ scoffs ] if you say so. ♪ -i'm sorry? -what teach here isn't telling you

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finally tonight, the remarkable young woman "inspiring america." her name is amberley snyder. after overcoming adversity, she's once again riding high in the sport she loves. steve patterson has her story from utah. >> reporter: amberley snyder is a natural in the arena. a golden blur flying around the barrels. >> i've loved horses for as long as i can remember. >> next up, welcome amberley snyder. >> reporter: at 28, amberley is a barrel racing rodeo champion, gifted from a young age. she won the all-around world title at just 18. then, a year later, that all came crashing down. >> i was thrown through my window at 70 miles an hour. >> reporter: while driving to colorado, amberley rolled her truck. >> i looked down at my feet and tried to move

my toes, and nothing happened. >> reporter: doctors said she'd never walk again, but amberley was worried about something else. >> i said, when am i going to be able to get back on a horse? and they said, you're not. >> reporter: she wasn't going to take that for an answer. >> these horses are not just like the activity that i do. they truly are a part of who i am as a person -- walk, ride rodeo. that's it. that's all i care about. >> what i said to her was, when your horses have been hurt, you have waited for them to heal. and your horses are going to wait for you to heal. >> reporter: and they did. with the right combination of straps and saddles, she was back on her horse, competing after just 18 months. >> when i started placing at pro rodeos, there are moments you sit and go, oh, my gosh, you're really doing this. you know, you're -- your legs don't work. >> reporter:

amberley's story has inspired thousands. it was turned into a netflix movie. aptly titled "walk, ride, rodeo." a story with a simple message. >> this chair will either be your wings or it will be your anchor. you decide. >> i'm going to do the best i can with what i have. and i hope i can encourage others to do the same with their life. >> reporter: if you really belong in that saddle, she says, don't stop until you're back in it. >> bring her home. >> reporter: steve patterson, nbc news, salt lake city. >> definitely inspiring. that is "nbc nightly news" on a sunday night. lester holt will be back with you tomorrow. i'm kate snow. for all of us at nbc news, have a great night. - hi, doug.

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with black forest ham. the new hot pretzels, only at togos. how far would you go for a togo? - i own you, doug. the news at 4:30 starts right now. good afternoon, everyone. thank you for joining us. i'm terry mcsweeney. >> we begin tonight with breaking news in the south bay. crews are battling a grass fire north of morgan hills. this is a live look at the flames from one of our tower cameras. you can barely see them there. there are planes dropping fire retardant. >> the fire is burning on malech and bailey roads north of morgan hill. at last check, the fire had burned roughly 75 acres. at least four tankers are dropping fire retardant. more resources are on the way. right now let's bring in nbc bay area's robert handa who is nea