>> announcer: this is "nightline." tonight -- holiday horror. a deadly mass shooting during a fourth of july parade in highland park, illinois. officials believe the gunman fired from a nearby rooftop. that person of interest now in custody. plus, jennifer lopez. the superstar singer now back in the headlines for a new venture. >> it touches you. >> it does. it's important to me. >> the entertainer known as jenny from the block -- ♪ i'm still jenny from the block ♪ launching an initiative to empower her community. and what the star says about ben affleck. and four-day week. the radical shift some companies are making as employees demand more flexibility. >> that's when i said no, i can't do this, i need to find a

remote position. >> why some employers are drastically changing the game. >> you should work really hard for four days. we should rest for three. >> announcer: "nightline" will be right back. when big tobacco's products ouo beilrs

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scene today in a chicago suburb, where a lone gunman opened fire from a nearby rooftop killing at least six people. within hours law enforcement had apprehended a person of interest. alex perez has been on the scene all day today. alex. >> reporter: byron, a long terrifying day here in highland park. this is still an active crime scene. officers are still here. and much of the parade route appears to be froze nen time. if you take a look behind me, you can see outdoor chairs, blankets and other belongings people left behind as they scrambled to get to safety. now, just a short time after authorities identified the person of interest as 22-year-old robert crimo, the hunt to find him intensified. investigators finally catching up with him in north chicago, illinois about 13 miles from where the deadly rampage began. tonight police say the suspect in the deadly shooting at a fourth of july parade in highland park, illinois has been taken into custody. >> it's the shooter. >> the person of interest robert

crimo iii was spotted by ai north chicago unit. that subject did flee. a brief pursuit went on. the subject was taken into custody without incident. >> reporter: police say robert e. crimo was spotted by north chicago officerse silver honda fit they were looking for. it was just ten minutes into this independence day parade in highland park, illinois when a shooter armed with a rifle -- [ gunshots ] -- unleashing a barrage of bullets. [ gunshots ] hundreds of families seen running for their lives. >> i just looked back at my dad, and right behind him this girl just fell in cold blood and just died. and we saw a few other people just get shot. >> reporter: police say the shooter opened fire from the roof of a local business, gaining access through an unsecured alleyway and ladder attached to the building. some parents trying to take cover in nearby buildings.

>> tried to break the glass to get in with my son and i couldn't break it. and when the shots stopped again is when we started -- we decided we had to run. so he started shooting again and we ran behind the building. >> reporter: that dad placing his son in a dumpster to keep him safe until he could find other family members. >> you look at the aftermath here and you get a real sense of the panic, how quickly everything unfolded. here's what looks like a toddler's chair. there are chairs all over the place. even strollers. food, drinks, all kinds of things left behind as everyone ran for cover. >> reporter: john whale showing us where he was sitting with his 97-year-old mother who's in a wheelchair. they were lucky to escape. >> this doesn't happen in a little town like this. it's scary. i don't know what this world's coming to. >> reporter: this woman says her best friend's sister was shot. >> i love her. and i'm sorry. you know. for her sister. and you know, i'm here for her. and i hope that she gets better. >> reporter: at least six people

were killed. 35 hospitalized. including those with gunshot wounds. a child in critical condition. the victims between 8 and 85 years old. one victim identified was 78-year-old nicholas toledo. his grandson describing him as a funny man who loved playing with his grandkids. dr. david baum attended the parade with his family and young grandson. >> somebody brought a high-powered rifle to a parade, went up on a rooftop with the sole purpose of ruining families, ruining lives. it was a mass casualty situation. at a parade. it's a sickening tale of what's wrong with this country. >> reporter: law enforcement sources reviewing his social media posts as part of the ongoing investigation. crimo has not yet been charged with a crime. >> our thanks to alex. tune in to abcnews.com and "gma" tomorrow for more coverage. now for this holiday weekend turning to star jennifer lopez. paying it forward and helping

others make their dreams come true by providing billions of dollars in loans to latina small business owners. the legend shared her plans with abc's john quinones. >> reporter: you don't have to do this. why is it so important to you? >> it just is. >> reporter: it touches you. >> it does. it's important to me. >> reporter: there may be no figure in show business as legendary as jennifer lopez. ♪ don't stop keep it moving put your drinks up ♪ with smash hits like "on the floor." ♪ tonight we gonna be it on the floor ♪ ♪ nah, nah, nah, nah ♪ and "i'm real." ♪ 'cause i'm real ♪ ♪ the way you stare, the way you look ♪ ♪ i'm real ♪ from the dance floor to the big screen and even on music's biggest stage her name

synonymous with the word "success." the superstar has sold more than 70 million records worldwide. and together her movies have earned a total of $3.1 billion. and at 52 years old j. lo is still plowing full steam ahead, helping to launch a bold new initiative to support latina entrepreneurs and releasing a new documentary on netflix. >> part of being a great performer is being aware of whoever's around me right there, you feel me. >> reporter: in the film "halftime" j. lo pulls back the curtain on the 2020 super bowl halftime show that made history. it was the first time two latina artists headlined the world's biggest stage. but with the nfl's decision to have j. lo and shakira share top billing came frustration. it meant the hit makers would need to split their time. lopez saying in the documentary

this was the worst idea in the world. >> i'm trying to give you something with substance. i want something real. >> reporter: the doc revealing she fought to make her show pointed and political. in a reference to the immigration crisis putting children, including her own daughter, in cages on stage. and draping herself in a puerto rican flag. in this exclusive clip from "halftime" j. lo revealing what she told her daughter. >> i said you look right down that camera and you tell every little girl in the world to get loud and to never, ever back down from bringing light to injustice. >> that year was just -- turned out to be an incredible year for me where everything i had worked for my whole life just kind of exploded in one year. >> reporter: j. lo's latest project is about giving back. >> honestly, i'm hoping to kind of change the fabric of america. especially for latina women.

>> reporter: the music icon following an introduction by goldman sachs now partnering with non-profit grameen america. it's led by andrea jung, the longest-serving female ceo of a fortune 500 company. >> so our goal together is by 2030 to give out $14 billion of loan capital. >> that makes me smile. >> $14 billion. and it's a lot of loans. and we are going to touch 600,000 women entrepreneurs. >> honestly, i'm still pinching myself. i can't believe this is happening. >> one out of four businesses are latinx owned in terms of small businesses in the united states. >> reporter: one out of every four? >> over the last ten years they've grown 44%. and for women, latina women entrepreneurs, the number's even higher. >> reporter: a 2020 report found that latina-owned businesses are significantly less likely than similar white-owned businesses

to have loans approved by national banks. the average loan size is about $5,000. but along with the money recipients also receive mentorship and financial literacy education. >> these are women who've been historically excluded from the financial mainstream. often they come to the program with no credit score or a poor credit score because no one's taught them about credit card debt. >> and that's where i come in. it's like letting latina women know hey, this opportunity exists out here, you can go get this loan. if you need that $3,000 for that first month's rent for that business you want, you can get it. you can have it. you know, the payback on this is -- they pay back the loans like quickly. she's better with the percentages and the numbers than i am. >> reporter: but it's like 99% pay it back. >> it's crazy. it's one of the best investments you can make in this country, i believe. >> reporter: jennifer, why are latinas so important to this country? what do they bring that -- >> oh, my goodness.

she used a great word which i use all the time, which is grit. they're just tough. they're strong. they're made from a certain kind of fabric -- >> ji >> reporter: ganas. >> yes. they are entrepreneurial. they are creative. ♪ i'm still i'm still jenny from the block ♪ >> reporter: just like jenny from the block, who's never forgotten where she came from. you've got this wonderful new initiative. >> yes. >> reporter: and you've got an engagement. >> i do. >> reporter: and of course i've got to ask you. i've got to ask about ben. how's it going? >> i mean, this is the best time of my life. i love my career. but nothing is more fulfilling to me than being able to build a family with someone who i love deeply and who is just as dedicated to family and to each other as we can be. i feel incredibly blessed. >> reporter: when is the wedding? >> i can't give you that one. sorry.

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>> the great resignation has given workers more power and they're increasingly using it. abc's ashan singh explains why some major corporations are shaving a day off the traditional five-day workweek. >> reporter: this used to be the middle of a workday for stephanie yang. ♪ ring around the rosie ♪ before the pandemic the attorney worked the way attorneys do. ♪ we all fall ♪

>> fall down! >> reporter: clocking in long hours at the office at least five days a week. >> reflecting back, i definitely had a much higher day-to-day stress level. i never felt like i was spending sufficient amount of time. by way of quantity or quality with my daughter back then. >> reporter: but now her fridays are different. >> high five. >> reporter: she's here with her 4-year-old daughter, participating in her autism therapy. >> because of the ability to spend most fridays with my daughter and just observing her progress, that has changed tremendously. >> what's so funny? >> reporter: stephanie's employer thredup has switched to a four-day work wooerk. the online consignment and thrift store hq'ed in oakland made the decision during the pandemic to completely drop their fridays. for stephanie it's the same job, same pay but fewer days. >> from mondays to thursdays i'm

super concentrated on getting everything done. >> reporter: stephanie is part of a sea change in white-collar work where many employees across the country are no longer expected to go to an office five days a week and work a traditional 9 to 5. >> the interesting thing about the pandemic is it sort of put everything on the table for discussion. where we live, how we work. >> reporter: now as employees demand more flexibility and employers try to retain top talent companies around the world are ditching the cubicle culture and embracing the workplace of the future. airbnb, twitter, and lyft all committing to flexible and remote work schedules for many of their employees. >> we can create greater work-life balance and help to contribute to workers' mental and emotional health. >> reporter: james reinhart is the ceo of thredup, stephanie's employer. he started the four-day workweek last year. >> who decided that we should work five days and we should rest two? if we were to go back in time

and start all over again, is that what we would all decide would be the best way for us to live? we should really. work really hard for four days and we should rest for three. >> reporter: reinhart says this model is a win-win. >> it was clear that people decided you know what? i waste a lot of time during the week. there's a lot of stuff i do that i could do more efficiently. have a shorter meeting, right? >> reporter: and critics will also say that look, you're not working on a friday but that just means you're working longer hours monday through thursday. what do you say to that? >> i think where we are in the sort of modern technology workforce is that we're sort of working all the time. so how do we create more boundaries around a three-day weekend so that we acknowledge the fact that people are working really hard all the time? >> reporter: not every c suite is ready to follow in thredup's footsteps. some ceos are standing firm. come back to the office or resign. >> tonight elon musk has ordered tesla employees to return to work in person full-time. >> reporter: in a leaked e-mail to tesla employees musk reportedly wrote, "anyone who wishes to do remote work must be

in the office for a minimum, and i mean minimum of 40 hours per week or depart tesla. this is less than we ask of factory workers." asked on twitter about people criticizing his decision, musk responding, "they should pretend to work somewhere else." that ultimatum is something many workers are no longer afraid of. portia dwight quit her 9 to 5 research job last year when she was asked to commute in for a meeting. >> i made a commute, i dropped one child at one destination, went the opposite direction to drop another child at a destination, then commuted to the office, got into the office, got to the meeting and it was six minutes long and that's when i was done. that's when i said no, i can't do this, i need to find a remote position. >> reporter: now she's in a new job that is permanently remote. >> my life has completely changed. i wasn't getting enough sleep. and so i'm getting more sleep. i've been able to actually turn in better work because i'm

actually focused on what i'm doing and not stressed out about my commute. >> reporter: some companies like tech giant salesforce strive to make the workforce a desirable place to be, no matter how much you come into the office. >> we want you to feel embraced by the salesforce culture here. so we've got plants. we've got -- this is a neighborhood. so it's like grass, right? we've got our paths. >> reporter: brent hyder is the chief people officer at salesforce, a software company that employs 77,000 people globally. he says they didn't just not lose employees during the pandemic, this he actually grew. >> last year alone we hired about a little over 20,000 people. >> all while -- >> all virtual, right? and then we on-boarded them into the company, almost all virtual. >> reporter: hyder even writing in a blog post last year, "the 9 to 5 workday is dead." when you say the 90 r to 5 workweek as we know it is dead do you mean that for salesforce or the work industry as a whole? >> when i say the 9 to 5 is dead what i mean by that is just

going into the office because the office is there, that's dead. why would i do that? >> reporter: salesforce left it up to many of their employees to decide how much they needed to be in the office. >> we have teams that get together three days a week. we have teams that get together once a month. we have teams that are completely an allow themoo at. that's empower tm ty n dermine how to do their best work. >> reporter: the four-day workweek has had a major impact on stephanie's work and personal life. >> it's been pretty transformative in a positive way. it makes me more efficient and more mindful during the week from monday to thursday. it really helps me also be a better parent. >> our thanks to ashan. and we'll be back with the final word. olitis persists... put it in check with rinvoq, a once-daily pill. when uc got unpredictable,... i got rapid symptom relief with rinvoq. check.

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and finally tonight, on july 4th, 1965 martin luther king jr. said human progress never rolls in on the wheels of inevitability, it takes work. from highland park, illinois to akron, ohio we are reminded tonight we have work to do. eleanor roosevelt put it this way. "with freedom comes responsibility." in this great nation we're all responsible to make her greater. a place where an unarmed man isn't shot by police 60 times nor a lone gunman allowed to slaughter innocent men, women, and children indiscriminately and nothing changes. medger evers had it right. freedom has never been free. that's "nightline" for this evening. watch our full episodes on hulu. we'll see you right back here same time tomorrow. thanks for the company, america. good night.