ramy inocencio, cbs news, beijing. >> o'donnell: tonight, we're getting our most revealing account of why prince harry and meghan markle made the extraordinary decision to step back from their royal duties. they opened up to oprah winfrey for an upcoming cbs special. cbs's jamie yuccas has a preview. >> my biggest concern was history repeating itself. >> reporter: prince harry speaks frankly about the parallels of his life and his late mother princess diana. >> i'm relieved and happy to be to be signature here and talking to you with my wife by my side because i can't begin to imagine what it must have been like for her going through this process by herself all those years ago because it has been unbelievably tough for the two of us but at least we have each other. >> reporter: oprah winfrey asked pointed questions her answers yet to be revealed. >> were you silent or silenced? >> reporter: winfrey asked about a breaking point likely tied to the couple's decision to leave the u.k., something comedian james corden also discussed with harry last week. >> we all know what the british pre

ramy inocencio, reporting. >>> a baby boom the doctors predicted has turned out to be a major baby bust. cbs news obtained birth records from 27 states they show a 7% drop in births in december. that would be nine months after the first lockdowns began. researchers say it's part of a long-term plunge in birth rates in the united states, the average number of babies delivered by an american woman has dropped from four in the 1950s to fewer than two today. >>> tony dokoupil reports. >> it's far greater than we thought. >> reporter: in the 1960s and '70s, there was a baby boom. as the world stampeded toward 17 million people, some predicted that over population would break us. >> thesentrom reshers like usc professor dow myers who studies demographic trends. >> the trouble is, we over shot. dropped it down too much. >> it was predicted to have peaked in 2064 and then fall by a billion people by the end of the century. the reason? fewer babies. here in the u.s., in fact, we are already below the so-called replacement level by some measures and that means fewer young people to support our ot

we w ramy inocencio went looking for the origin. >> reporter: bats across asia are believed to be luckan said that if there's one point most experts agree on. >> the -- variirus came from ba. >> reporter: a 96% genetic match was found here in a copper mine, in this hazy, rolling countryside of china's southwest province. our cbs news team searched for it where six cted a novel flu like virus in 2012. three died. before we found that that mine, we found this. angry men shouting at us to leave. we have just been chased off away from where the mine is. these guys are proof that they are trying to control the people who go in and therefore, trying to control the information that comes out. what is the percentage chance covid is manmade? >> zero. we don't have enough knowledge to make a virus from all the known existing bat viruses. >> reporter: china's top secret wuhan center of virology of was the center of the thought that covid was created here. it was ground zero for the first known cases and scientists say the search should not be limited to one country.

and ramy inocencio in china, along with commentary from dana perino and more on this sunday morning, 7th of march, 2021. we'll be right back. ♪ >> pauley: one year later, there are hopeful signs covid may finally be coming under control. still, it's been a long and heartbreaking road as martha teichner reports. >> reporter: think back over the year of covid and tell me what images are really striking in your mind? >> empty cities. >> broadway, empty. >> store after store closing, and then shutting down. >> people are parked day after day after day. >> reporter: we asked six prominent public figures to remember and reflect. >> masks, number one. number two would be the zoom checker box. >> americans in hunger lines, in food lines. >> reporter: the snapshot in my head is of lines, those food lines, and the lines to sign up for unemployment, the lines to be tested for coronavirus. then to vote, and now a year into the pandemic, to be vaccinanated. what has the year of covid done to us as a nation psychologically? >> the honest answer is that we really don't know because humans are so co

ramy inocencio reports on the demonstrations. >> reporter: pro-democracy protesters threw molotov cocktails at police in yangon. elsewhere they put out smoking teargas canisters fired by security forces. hundreds of thousands on sunday called for the military junta to free a aung san suu kyi. this was their answer. this man along with several others shot dead in the southeast town, a bullet pierced through this man's back and stomach. his lifeless body rushed into an ambulance. everyone fighting for aung san suu kyi. the 75-year-old nobel laureate finally appeared in court monday via video conference, charged with two new violations -- inciting public unrest and violating communications laws. her lawyer told cbs news the charges are political. what do the military leaders want? >> to erase her from the political scene of the country. >> reporter: do you have any fear that she might spend the rest of her life in prison? >> she will be a martyr. >> reporter: already memorials and martyrs are starting to rise where pro-democracy protesters fell. more funerals to fire up anger against myanmar's