cbs's mark strassmann has the cbs's mark strassmann has the stunning new details. >> there's no choice murdaugh's lawyers, the bull's-eye is rebecca hill, the col aton county court clerk. they're alleging she jury tampered to write a book about the murdaugh murder saga. >> the clerk of the court had improper private communications with the jurors. don't be fooled by his testimony. watch out for his body language. >> guilty verdict. >> reporter: last march, murdaugh was found guilty of murdering his wife maggie and son, paul, gunned down on their hunting estate by long rifles at short range. his trial flared with part southern gothic, part southern grotesque. a dynastic south carolina family, wealthy, wily, and powerful. themes of greed, deceit, recklessness. a defendant admitting from the stand to lying, an opioid addiction, and ripping off millions from clients. buster murdaugh, the defendant's son, believes his dad's a psychopath but not a murderer. and the trial? >> i think it was a tilted table from the beginning. >> reporter: supporting the tampering claim, affidavits from two mur

cbs's mark strassmann explains how the pandemic is impacting learning across this country. >> reporter: across america the three-year pandemic erased decades of incremental gains in public schools and widened gaps between top and bottom performers. >> i hope that results like these are that wake-up call. right? my kids, our kids weren't in school. >> reporter: harvard professor andrew ho is talking about widespread learning losses. in one study today's third through eighth-graders need roughly four months more instruction in math and reading to catch up to pre-pandemic students. >> the declines that we saw because of the pandemic won't just automatically undo themselves. >> reporter: another post-pandemic issue, a doubling of chronic absenteeism in some states. after years of remote learning millions of parents and kids see little point in going to school. of particular concern -- >> how to make sure that extra inequality that the pandemic caused doesn't become permanent. for many schools it's shaping up as a daunting exercise in catching up. pressure on teachers, pressure on schools.

mark strassmann reports. >> reporter: across america, the three-year pandemic erased decades of incrementalns in public school and widened gaps between top and bottom performers. >> i hope that results like these are that wake-up call, right. my kids, our kids in school. >> reporter: harvard professor andrew is talking about widespread learning losses. in one study, today's third through eighth graders need roughly four months more instruction in math and reading to catch up to prepandemic students. >> the declines that we saw because of the pandemic won't just automatically undue themselves. >> reporter: another post pandemic issue, a doubling of chronic absenteeism in some states. after years of remote learning, millions of parents and kids see little point in going to school. of partiticular concerern. >> how to make sure that extra inequality the pandemic caused doesn't become permanent. >> reporter: for many schools it's shaping up as a daunting exercise in catching up. pressure on teachers, pressure on schools, because there's no way kids can learn if there's no one to teach them. >>

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norah. >> norah: indeed, mark strassmann, thank you.of federal judges finds alabama's republican-led legislature in defiance of the supreme court. and tosses out the state's newly drawn congressional map saying it denies fair political representation to black voters. a court appointed official will now draw the lines for next year's elections creating at least one additional majority black district that could help democrats pick up another seat in the closely divided house. mitch mcconnell returned to work today with the rest of the senate amid growing concerns of his health, nearly a week after the senate's top republican froze and stood speechless in front of a of reporters for the second time this summer, mitch mcconnell's office said something from the physician, there is no evidence that the 8s that i'm a nerd or has a seizure disorder or that he suffered a e or has parkinson's disease. we saw him on the floor today, mcconnell only alluded to that incident sayinghe has been busy and productive. we turn now to our in-depth look at a

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mark strassmann, cbs news, atlanta. >>> dragon separation is confirmed. >> today a spacex crew beganrom the iss this morning. it spent six months at the space station and is expected to splash down overnight off the coast of florida in the atlantic ocean. >>> well, we have a recall alert this labor day weekend. hillshire farms is recalling more than 15,000 pounds of its ready to eat pork, turkey and beef smoked sausage. the company says the products which were shipped to seven states including california and new york, could contain bone fragments. >>> flamingos have a flamboyant return to florida. locals spotted as many as 70 of them on florida's west coast. some scientists believe the birds were traveling from mexico to cuba when hurricane idalia blew them off course. florida's wildlife officials say flamingos were once native to the state. however, they started to disappear in the 1920s. >>> next, the company on a mission to solve a problem you mission to solve a problem you may not even know exists. when your gut is out of balance, your body gives you signs. so if you're frustrate

mark strassmann explains. >> reporter: sheena meyers makes her indigo soap knowing nothing can scrubd what i'm doing. >> it's deep. >> yeah, it's real deep. >> reporter: indigo dye's beautiful color comes shrubbed and shrouded by an ugly history. in the mid 1700s wealthy south carolina planters called it blue gold, a labor-intensive cash crop produced by the sweat of enslaved people. for meyers it's personal. among those enslaved, indigo workers, her great, great grandmother. >> i don't think they would ever have thought in a million years they'd have a descendant creating things like this. >> reporter: her company, genotype, says indigo-based sin care and medicinal products for psoriasis, peptic ulcers, bronchitis. annual sales top $1 million. >> immerse it. >> immerse it down in. >> reporter: down the road precious jennings grows indigo to process its natural dye powder. think of it as farm to fabric. digging for healing in the dirt of a former plantation. >> every day i come on to this land i honor and think about and give gratitude to the people that were here and enslaved on thi

mark strassmann visited a specially built lab in houston where the material will be examined. [ cheers this moment seven years in the making. a nasa probe returning to earth with pieces of an asteroid, a time capsule from the birth of our solar system. >> it was charred, but it came in at 27,000 miles an hour, so we expected that. otherwise, it looked perfect. >> liftoff of osiris-rex. >> reporter: the osiris-rex mission, an engineering marvel launched in 2016. two years later, it caught up with benu, a near earth asteroid the size of the empire state building. the spacecraft spent a year and a half mapping benu, searching for a safe place to collect a sample. then finally dodging boulders, briefly plunged its arm into a small crater. >> and we have touchdown! [ applause ] >> reporter: like a vacuum cleaner, the spacecraft sucked up asteroid rocks and dust about a half pound's worth and locked it away for the 1.2 billion-mile journey back to earth. >> this is the largest sample of extraterrestrial material that will be brought back to earth since apollo. >> reporter: laurie glaze is na