.... now cutting off energy supplies to poland, while also engaging in saber rattling. the supreme court addressing a trump administration policy that forced migrants seeking asylum to remain in mexico our pete williams breaks it down covid scare at the white house. vice president harris testing positive after a very rough day on wall street with the dow dropping more than 800 points, the futures are looking

brighter steve sedgwick with the early read and the dog with a nose for potential danger "early today" starts right now >> glad you're with us midweek >> the cdc has revealed just how far covid has spread in america. nearly 60% of the population has covid anti-bodies. children and teens have been hit hard this winter cdc officials encourage vaccinations regardless of prior infection, because protection wanes over time. we are joined from d.c we are waking up to another fully-vaccinated politician that has tested positive. >> reporter: that's right. vice president harris has become the highest-ranking biden official the vp tweeted she has no symptoms and will continue to isolate and follow cdc guidelines

the vice president is vaccinated and twice boosted. this all unfolded just before harris was to meet with the president in the oval office the last time she saw him was last monday at the easter egg roll two democratic senators also tested positive tuesday, chris murphy and ron widen, and both say they are vaccinated and experiencing mild symptoms it may make it difficult to advance multiple biden nominees in the divide senate meanwhile, the white house is making a push for more covid patients to be treated with pfizer's paxlovid. studies found it reduced the symptoms

u.s. officials say detailed. studies found it intelligence helped ukrainian forces in not only avoiding russian strikes but in shooting down a plane full of enemy troops what can you tell us about the impact of this massive intelligence-sharing operation >> reporter: u.s. officials tell nbc news, this is an unprecedented level of intelligence sharing with a non-nato partner they say they gave the ukrainians actionable, real-time

intelligence which helped them move aircraft and multi-aircraft defense systems out of the way that played a major role in preventing the russians froms fm achieving ai achieving air superiority. russian aircraft are still being shot down on the regular and missiles are being taken out by ukrainian anti-air defense systems. these officials say that this intelligence not only helps the ukrainians defend their own assets but attack russian once they stay allowed the ukrainians to shoot down a russian transport plane. the airfield did eventually fall to russian troops but it took a lot longer than the russian military was planning, and that seems thanks in part to american intelligence >> i want to ask you about mariupol making headlines every day.

what can you tell us about the steel plant? making headlinever >> reporter: they met with president putin at one of the long tables and the secretary general says they have agreed in principle to the u.n. and international committee of the red cross being involved in evacuating ukrainian soldiers and civilians from what remains of that steel plant. now that might give the confidence to the ukrainians that they can come out of that plant without being attacked by russian forces but a lot of questions will the russians actually agree to this deal in practice not just in principle? and if so, how quickly could those international organizations get on the ground into mariupol to make that evacuation happen? as we've talked about for eight weeks now, the conditions inside

that steel plant are almost unimaginable >> it's all about that agreement in principle turning into action the supreme court has heard oral arguments in a case that will shape the future of the remain in mexico order pete williams breaks it all down for us >> reporter: president trump called it the migrant protection protocol, requiring immigrants to wait outside the oust more than 68,000 were shuttled back to mexico tent cities sprang up along the border in one of his first actions after taking office, president biden shut it down, but texas and missouri sued saying the trump program stemmed the surge at the border. and a judge ordered it back up

congress has never provided enough money for enough detention space at the border so thousands can be allowed to wait inside the u.s., evaluated on a case-by-case basis justice alito said that's probably no more rigorous than screening baseball fans. >> boom, boom, boom, that's how you can process. maybe you're right, but that's what you think congress meant bay case-by-case situation >> reporter: even though the lawyer for texas told the court that no negotiating was required >> what do you mean it doesn't require negotiation with a foreign power? what do you mean we drive them into mexico without negotiating with mexico? >> reporter: there were hints they may let president biden shut remain in mexico down in june may l

moments ago, a falcon 9 rocket and crew launched from the kennedy space center in florida. it is called crew 4, because it is the fourth crewed mission for nasa this flight is making history because it's carrying the first black woman to live and work on the international space station for an extended period the crew is expected to dock at about 8:00 p.m. eastern. harvard university will spend $100 million to reckon with its historical ties to slavery. a report released found that harvard faculty and staff owned slaves until it was abolished by massachusetts. and they will honor enslaved people by investing in future generations of black scholars. an empty nest doesn't come cheap, even after the kids fly the coop

half of parents are still providing some type of financial support, whether it's paying for a cell phone bill or helping with rent, these parents are shelling out a grand each month on average and about a quarter of parents said they would be willing to pull money out of retirement if their kids needed help something we can both look forward to >> not me. let's turn to michelle grossmann who has freeze alerts this morning >> yeah, it's been a really chilly start for many. 41 million people under some sort of freeze alert, whether it's a freeze warning, frost advisoryr than normal. we are looking a we're looking at temperatures k

toward the weekend in just a bit. >> i like the weekend part, but not the cold tropicana is squeezing out a new twist. they are announcing tropicana crunch, a honey almond cereal meant for orange juice instead of milk. tropicana says 50 million people have already tried oj on cereal. have already it will start may 4th, national orange juice day there's something about that that doesn't go, it's like brushing your teeth and having fruit with it or breakfast right when you have that minty -- >> a lot of sugar, sugar on sugar.

coming up how the war in ukraine is spurring a shortage of a kitchen staple. and terror on the diamond. a chaotic scene after shots rang out at a youth baseball game i'm 53, but in my mind i'm still 35. that's why i take osteo bi-flex to keep my moving the way i was made to, it nourishes and strengthens my joints for the long term. osteo bi-flex, find our coupons in sunday's paper. you're probably thinking that these two are in some sort of lover's quarrel. no, no, no. they're both invested... in green energy. and also each other. digital tools so impressive, you just can't stop. what would you like the power to do? here's candice... who works from home, and then works from home. but she can handle pickup, even when her bladder makes a little drop-off. because candice has poise, poise under pressure and poise in her pants. it takes poise.

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panicked screams >> i just heard two booms, and i thought that it was fireworks, poppers. two seconds later it was just like an automatic. boom, boom, boom, boom, boom >> reporter: were you scared >> yeah, i was shaking >> reporter: mother lohre ferguson was there her son silas standing on the mound just moments before shots rang out what did you think was happening? >> at first, when i heard boom, boom, i looked up, because i thought it was fireworks everybody looked up. and then, like, and then at the second i heard the coach say get down, get down so i get down. >> reporter: video filmed by lori's husband shows several playing on the popular field when gunshots ring out for nearly 30 seconds. parents telling kids on the wide open baseball field to crawl for

safety luckily, no players or parents were injured police now offering an $10,000 rye reward as the shooters remain at large. >> we've never had anything like this before. >> reporter: is this something you've ever expected to happen >> 100% no you never think you personally, me, would live through something like that. >> reporter: but gunfire is a reality more families are living through. a new p article shows gun deaths as the leading cause of deaths for u.s. children and teens in 2020 n 2020 in st. louis, a mother mourns the death of her daughter and nephew according to police, the 12 and 14-year-old died last month,

playing with a gun that fired while streaming on instagram live back in charleston, families shocked but persevering. i know you said you were shaking after it happened. do you feel comfortable playing again? >> yeah. >> quwe're literally at the baseball field every day this could have happened anywhere >> scary story there still to come on "early today," will stocks rebound from yesterday's mass selloff we'll look into the crystal ball and raising pay on the runway the big changes in store for delta flight attendants. re for delta flight attendants. inflammation in your eye might be to blame. time for ache and burn! over-the-counter eye drops typically work by lubricating your eyes and may provide temporary relief. those'll probably pass by me. xiidra works differently, targeting inflammation that can cause dry eye disease. xiidra? no! it can provide lasting relief. xiidra is approved to treat the signs and symptoms of dry eye disease.

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fears of a recession are weighing on wall street. the dow tanked over 800 points, while the s&p was down over 3% the nasdaq was hit the hardest losing nearly 4%

cnbc's steve sedgwick is monitoring stock futures and much more. good morning, steve. >> good morning. yeah, we are going to bounce back, but who knows how long it will last. it's a pivotal week for the market the numbers at the moment look like this. the dow is rallying about 10 points and it's all about earnings this week as well we've got meta, otherwise known as facebook to you and i, boeing, ford and paypal and apple and mcdonald's and a small company called amazon as well. that will be fascinating the world cooking oil shortage continues. we have concerns about harvest, the war in ukraine and concerns about what covid has done, but now indonesia is banning exports of cooking oil and good news for cabin crews.

delta is changing the way they pay their crew currently they only get paid when passengers are seated those changes coming in from june 2nd back to you both >> all right, steve, thank you up next, michelle's got your forecast for the rest of the week and ahead, how the american public feels about ukrainian refugees the number will surprise you fugs the number will surprise you stinging... the pain. emerge tremfyant®. with tremfya®, most people saw 90% clearer skin at 16 weeks. the majority of people saw 90% clearer skin even at 5 years. serious allergic reactions may occur. tremfya® may increase your risk of infections and lower your ability to fight them. tell your doctor if you have an infection or symptoms or if you had a vaccine or plan to. emerge tremfyant®. with tremfya®... ask your doctor about tremfya® today. (dramatic music) ♪ ♪ i'm not leaving without these diamonds! diamonds? i'm just here for the stains.

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it takes poise. u.s. customs and border agents made a large drug bust earlier this month they seized almost $36 million worth of methamphetamine inside a truck. it was encased in 158 packages they were concealed in a commercial truck hauling strawberry puree no word on whether the driver will face charges. an investigation is ongoing. american support for ukrain ukrainian refugees is at an

all-time high. nearly three out of four approve of allowing up to 100,000 into the u.s. a jack russell terrier in ukraine is being hailed a war hero the dog has saved countless lives by sniffing out mines and other weapons left behind by russia he is going viral for his work on the front lines >> reporter: his name is patron, or bullet. but he's known as a hero the jack russell terrier trained to sniff out land mines. every day he's working we met him where they are clearing the area of the remnants of war. ukrainian forces may have pushed the russians out, but what the

occupation left behind is potentially just as deadly, unexploded ordnances and mines, too many to count. how many lives has he saved? impossible to know, he says. one mine can kill one person or several people we're told the number of mines he's discovered is a secret. he purchased patron two years ago as a gift for his son. i took him with me to work one day, he says he showed his skills it was an accident now patron is famous, with over 100,000 followers on instagram, posts showing him hard at work or at play with his trusty stick. he's also known for comforting other emergency service workers who might be having a bad day. but sometimes all the attention can be too much. nothing a few treats can't fix before he returns to potentially

save more lives on the front lines. nbc news, ukraine. >> fieseisty in a good way. either way, he's doing great work

right now at 4:30, a family reunited, after being taken, a 3-month-old baby is now safe. ahead, the three people now in custody and the emotional interview from the baby's grandmother that you will only see here on nbc bay area. plus, staying close to cars. the late night decision keeping one of san francisco's most popular streets pedestrian friendly, also dog friendly there. also how it will impact your next visit. this is "today in the bay." here we go, wednesday morning. half way