>> reporter: in ann arbor, michigan. >> i can't wait to join. >> oh, yeah. it will come soon. ou be off to college. and that's the "overnight news" for this friday. it's friday, january 31st, 2020. this is the "cbs morning news." heightened concerns at home. the first known person-to-person transmission of the coronavirus is confirmed in the u.s., this as the death toll makes a record jump in china today. witnesses or acquittal? a pivotal moment just ahead in the impeachment trial of president trump. will new testimony be allowed, or is acquittal around the corner? and countdown to the caucuses. president trump and some democratic candidates campaign in iowa with just days to go until the critical vote. captioning funded by cbs

captioning funded by cbs good morning from the studio 57 newsroom at cbs news headquarters here in new york. good to be with you. i'm anne-marie green. we begin with new concerns here at home over the potential deadly coronavirus. the first known person-to-person transmission of the virus in the u.s. has been confirmed. overnight the number of cases in china have soared to over 9,600. at least 213 have died including 43 new fatalities. that is the highest jump in a 24-hour period. the state department issued a level 4 travel advisory, the highest of its kind, urging americans not to travel to china. at least 21 international airlines including american, delta, and united announced they are suspending or limiting flights to china, and yesterday thousands of cruise ship passengers were held at an italian port for over 12 hours after a woman got sick. it turned out to be a false

alarm. italy's prime minister says all flights to and from china have been halted. this latest action comes as the world health organization declares the coronavirus a global health emergency. so laura podesta is here in new york. laura, what do we know about the newest cases diagnosed here in the u.s.? >> well, anne-marie, the newest cases out of illinois, the cdc says it's the first confirmed case cause from someone who traveled outside of the country. in this case, a man caught it from his wife. thursday, health officials said he showed symptoms of the new coronavirus just two days before. >> this second case did not travel to china, making this the first person-to-person transmission of the novel coronavirus in the united states. >> he was exposed to the virus by his wife who returned from wuhan jang january 13th.

she was diagnosed soon after. they're both in their 60s and they were in close contact for close to 11 days. >> the incubation period appears to be about 14 days. >> this brings the u.s. cases confirmed to six with at least 90 tests still pending. cbs news chief medical correspondent dr. lapook. >> the math makes perfect sense, especially with a husband and wife living closely together. it's not a surprise. >> our greatest concern is the potential for the virus to spread to countries with weaker health assistance. >> health officials evaluated nearly 200 americans at a california air base and officially put one person under quarantine because he wanted to leave before getting medically evaluated. >> once a person feels fine, at

that point, after they've recovered from the virus, can they still spread the virus. we just don't know yet. >> we do want to note no deaths have been reported outside of china, and as of midnight, thursday, that country's national health commission reported 596 cases have been, quote, cured. anne-marie. >> laura podesta in new york. thank you. thank you, laura. it is a critical day in president trump's impeachment trial. it happened after the senators wrapped up their final round of questioning. and there was high drama. republican senator rand paul walked out of the proceedings after chief justice john roberts refused to read his question. it included the name of the alleged whistle-blower in the ukraine scandal.

what's the outcome at this point? >> it's not looking good for democrats. at this point last night they got the news they didn't want to hear. the one key republican senator they thought might vote yes is actually going to vote no, but it's not over yet. tennessee's lamar alexander said he'll vote no on witnesses in president trump's impeachment trial. he said there's no need because the house managers have proved it was inappropriate for the president to ask a foreign leader to investigate. but he added it was not an impeachable offense. >> chief justice john roberts who has preside of the trial could decide if he wants to break a possible 50-50 tie. >> we have an obligation to pose the question to the chief justice, will you weigh in on the side of the constitutional responsibility of the senate. >> yesterday house managers tried to convince republican

holdouts to hear from witnesses. main's susan collins announced last night she'll join them while alaska's lisa murkowski will decide later today. lead house manager adam schiff says it would only take one week to hear from them. >> oh my, god, we can't hear what john bolton has to say. >> president trump mocked the effort at a rally in iowa yesterday. >> shifting and turning in his bed, sweating like a dog. he didn't do anything. how am i going to get him. >> if no witnesses are called, the senate may call on the president's possible acquittal tonight. and then this impeachment trial will be all wrapped up in time for the state of the union-address neck weekt. of course, we'll get through everything today and it starts at 1:00 p.m. today. >> thank you so much, deborah. the mad dash is on for presidential hopefuls in iowa.

the iowa caucuses take place in just three days. they kick off the presidential nominating race. several candidates were spotted crisscrossing the state this week, and there was even a visit last night from their main rival, president trump. natalie brand reports from detroit. >> with the senate impeachment trial thousands of miles away, president trump hit the campaign trail in iowa to talk to his supporters. >> but the democrats are trying to overturn the last election. we will make sure they face another crushing defeat. >> while the president's campaign is looking to november, democratic hopefuls fighting to challenge him are focused the iowa caucuses just days away. >> i never saw another party have so much interest in a democratic caucus. >> former vice president joe biden's closing message in iowa targets the president's character. >> welcome to donald trump's world. up is down, lies are the truth, allies are enemies. everything is through the looking glass. >> while president trump and

biden continue to spar, the former vice president remains in a tight race with his democratic rivals. a new monmouth university poll shows biden with a slight edge over the rest of the democratic field in iowa. candidate who could beat president trump? >> i think you can beat president trump, and you're not even running. >> pete buttigieg took a swipe at biden at his event. >> we kent expect to take the risk of falling back on the familiar to help us against this president. >> during a stop at a dairy queen biden responded. >> he must be deciding things are getting a little tight. >> some caucusgoers are finding it tough to make a final choice. >> i find it's a good thing we're undecided because we're so lucky to have really great candidates to choose from. >> but some of the candidates have been missing valuable facetime. the impeachment trial has kept the four democratic senators

from running in washington. natalie brand, cbs news, iowa. fotis dulos, the connecticut man charged with murdering his wife, has died. that's according to his lawyer. he had been hospitalizeder he was found at home in an apparent suicidal attempt. he was found in his running vehicle in a garage. he's accused of killing jennifer dulos. she vanished in may after dropping her children off at school. according to lawyers, dulos insisted he was innocent in a note found near him. the los angeles lakers return to the staples center tonight for the first time sinc helicopter crash. yesterday lebron james and the rest of the lakers held an emotional practice. a tribute for bryant and eight others in the crash will be held before the game in portland.onn balloons, and handwritten notes outside the staples center.

yesterday in newport beach, california, a vigil was held to remember 14-year-old alyssa altobelli. she played basketball with bryant's daughter gianna. both girls died in the crash. coming upton "morning news," a call to heighten helicopter safety regulations in the wake of the crash that killed kobe bryant. and brexit day. what happens when the uk leaves the european union tonight. this is the "cbs morning news." i'm your 70lb st. bernard puppy, and my lack of impulse control, is about to become your problem. ahh no, come on. i saw you eating poop earlier. hey! my focus is on the road, and that's saving me cash with drivewise. who's the dummy now? whoof! whoof! so get allstate where good drivers save 40% for avoiding mayhem, like me. sorry! he's a baby! what does help for♪the beat goes onok like? it looks like emily cooking dinner for ten.

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there's a settlement offer in the gymnastics abuse scandal, and efforts to improve helicopter safety. those are some of the headlines on the morning newsstand. the "los angeles times" reports a california congressman is proposing legislation requiring helicopters to have a terrain alarm system. yesterday representative brad sherman introduced the kobe bryant and gianna bryant helicopter safety act. bryant's copter did not have the assistance when it crashed sunday. the "washington post" reports usa gymnastics is offering gymnastics abuse vic m victims of former dr. larry nassar ova $200 million settlement. it's the amount insurance carriers are willing to provide to settle claims it. nassar is serving time in prison. it was quickly refused by a

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join for free + lose 10 lbs. on us! hurry, offer ends february 3rd. here's a look at today's forecast in some cities around the country. on the "cbs moneywatch," some popular dating apps are under investigation, and why beer drinking is fizzling on super bowl sunday. diane king hall is at the new york stock exchange with that and more. good morning, diane. >> good morning, anne-marie. investors will be on the lookout today for two big earnings reports from oil giants exxonmobil and chevron. meanwhile stocks rebounded yesterday. the dow jumped 124 points, the nasdaq add 2d 3, the s&p 500 gained 10.

the chinese outbreak may benefit the economy. congress secretary wilbur ross said it could encourage manufacturers in china to return ao-caed victory lap over the virus, but added it does give businesses another thing to remember. critics say many u.s. companies with deep roots in china say they won't leave over the outbreak. an out-of-house committee is investigating apps like tinder and bumble. they want procedures for verifying ages. officials also want to know about any complaints over assaults, rapes, or the use of the service by minors. dating services generally require users to be at least 18 due to concerns about sexual predators. johnson & johnson has been ordered to pay over 340 million

dollars in a deceptive pelvic mesh suit. the department of justice says the company was sued after it was revealed johnson & johnson neglected to inform doctors and patients of the problems with the product. johnson & johnson intends to appeal the ruling. and beer may sit on the sidelines as americans watch the super bowl this sunday. sales of classic brews like bud light have been slipping for a decade. americans seem to be swapping brews for hard seltzers and canned cocktails. that's because baby boomers are drinking less and younger adults are preferring drinks with fewer carbs and fewer calories. anne-marie? >> sad for me. as you know, super bowl sunday is not a big drinking day for me. >> i know. you can't on these hours. it could be brutal. >> you can't. go to bed early. >> pass, exactly. >> diane king hall at the new york stock exchange. thanks a lot, diane. >> you've got it. still ahead, their hits don't lie. shakira and jennifer lopez take

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here's a look at today's forecast in some cities around the country. ♪ jennifer lopez and shakira are hard at work preparing for this year's super bowl halftime show. at a media event yesterday neither would reveal any details about, but lopez, rather, promised fans they will not be disappointed on sunday. >> it's a lot of energy. it's very entertaining. there's heartfelt moments. i think we run the gamut. i think it's packed with a lot of awesome moments.

>> both women also expressed pride to be latinas performing at the super bowl, which is being played this year in miami. the late journalist gwen ifill is being honored with a stamp. the forever stamp is part of the postal service's long-running black series. i phil was the co-anchor of "news hour." as a moderator of washington week, she was also the first black woman to host a major national politics show. gwen ifill died of cancer in 2016 at the age of 61. black history month starts tomorrow. coming up on "cbs this morning," the battles of michelle miller and mo rocca takes us to kansas city. i'm anne-marie green. this is the "cbs morning news." i'm anne-marie green. this is the "cbs morning news."

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our top story this morning. the first known human-to-human transfer of the coronavirus in the u.s. has been confirmed. the cdc says a woman who returned from wuhan transmitted it to her husband. wuhan is the epicenter of the outbreak. today lawmakers are expected to vote on whether witnesses and new documents should be submitted. democrats need four republicans to vote with them in order to make that happen. tourists flog to san francisco every year to take in

the sites and one of the most popular attractions is also one of the loudest. as john blackstone shows us, people love it. >> reporter: it was 30 years ago this month that hundreds of smelly noisy sea lions invaded the boat docks of pier 39 on san francisco's fisherman's wharf. sheila sand stom had just started her job as harbor manager. >> if you can imagine 1,400 animals on that dock, it was a seething mass of sea lion noise. >> and smell. >> and smell. oh, yeah. it was herring season. >> reporter: but the blubbering marine mammals quickly became an unlikely tourist attraction. >> have you done any estimate of how many tourists over 30 years now have come to see the sea lions? >> it's got to be in the millions. >> reporter: in appreciation for bringing in the tourists, san francisco are celebrating the sea lions with 30 colorful sculptures going up around town and a proclamation by the mayor.

>> it will always be remembered as sea lion day in the city and county of san francisco. >> reporter: it's a lot of excitement over an animal that spends much of its time just lying in the sun. >> a lot of entertainment from them and it costs nothing. >> it's the first time we've come here. we thought we'd take a look. >> reporter: the sea lions are free to come and go, but they have kept coming back. but you do worry that one day they'll find somewhere else to go. >> we do, but we don't speak about that. >> reporter: they have gone from a nuisance to a necessity. you could say the sea lions have sealed the deal. john blackstone, cbs news, san francisco. coming up only on "cbs this morning," a closer look at the gap between the rich and poor as we carve up the american pie. you may be surprised by the results. plus the annual battle of super bowl cities. mo rocca and michelle miller take us to san francisco and kansas city. and we catch up with the stars

of the metropolitan opera's production of "porgy & bess," which features an all-black cast. that's the "cbs morning news" for this friday.m arie. a gre d. -- captions by vitac -- www.vitac.com