aaron gilchrest, nbc news, fort sam houston, texas. to chicago. police departments across the country are the city of baltimore changed its approach to policing. nbc's tom llamas now on how it's working. >> reporter: on the streets with baltimore police, responding to a domestic disturbance call. as officers try to gather information, the scene starts to turn. tempers flaring after an alleged fistfight among family members. some involved start shouting at officers. >> this is my son, this is my son. do your homework. >> reporter: four years ago, police tell us there would have been arrests here. but now a focus on de-escalation. >> one of the men came in kind of hot. what does your training tell you in that situation? >> try to stay calm and try to keep the party separate. >> reporter: baltimore pd is trying to change because they have to. in the wake of the protests over the death of freddie gray, who died in 2015 from injuries sustained in police custody, the justice department took a hard look at baltimore pd's tactics and found widespread civi

nbc's aaron gilchrest has more on why and what's being done to change it. >> reporter: as an enlisted eric dodson spent 11 years in the u.s. navy working as a corpsman. working on the front lines, assisting with surgeries and mass casualty incidents. >> and it was hey, we have like 20 people coming in. take care of some. find someone to take care of them. >> reporter: after his military service, dodson volunteered as a registered nurse at a covid field hospital in new york. >> once that was over because the mission had finished, i was applying for jobs as an e.r. tech and being told i wasn't qualified. >> reporter: did anyone ask about your work experience, your life experience? >> a lot of it was very much hey, this is an impressive resume. we love this. we'd love to have you, but you don't have the right certifications. >> reporter: dodson's problem is not unique. >> at a time of great need for health care workers, we're turning away some of the nation's most qualified, experienced health care workers. >> reporter: according to the call of duty endowment, only a handful of states ha

aaron gilchrest. that wraps up this hour. i'm chris jansing.hard engel who got exclusive access to afghan commandos on a mission to hunt down the taliban. the instant air purifier removes 99.9% of the virus that causes covid-19 from treated air. so you can breathe easier, knowing that you and your family have added protection. ♪ ♪ - [narrator] this is steve. knowing that you and your he used to have gum problems.. now, he uses therabreath healthy gums oral rinse with clinically-proven ingredients and his gum problems have vanished. (crowd applauding) therabreath, it's a better mouthwash. at walmart, target and other fine stores. there's an america we build and one we discover. one that's been tamed and one that's forever wild. but freedom means you don't have to choose just one adventure. ♪ ♪ you get both. introducing the wildly civilized all-new 3-row jeep grand cherokee l. ♪ ♪ ♪ ♪ when technology is easier to use... ♪ barriers don't stand a chance. ♪ that's why we'll stop at nothing to deliver our technology as-a-service. ♪ >>> as we come on

aaron gilchrest has the story. >> reporter: as many of americans set out for an overdue vacation, they'reoticing big changes at hotels across the country. >> i did not know they weren't cleaning the rooms every day. >> i think we're paying more and getting less services from it. >> all of the perks we used to have, they've taken those away or limited them. >> reporter: from the breakfast buffet to mini bars to daily housekeeping hotels cut classic perks to stay safe and stay afloat. >> this is where our buffet service used to be it was definitely a lot of adjustments we had to make. >> reporter: at the arlo in lower umanhattan, general manager kordell nelson says cuts were the only way not to close. >> that meant reducing staff at the front office, housekeeping and engineering departments. >> reporter: but even as covid restrictions ease and americans return to leisure travel, it still may not be enough to bring workers back in a new report, hospitality union unite here estimates nearly 40% of hotel housekeeping jobs, more than 180,000, may never return. dee taylor is the union president.