silver. >> when we went in the bubble, there were positive cases where guys were living their lives like other americans. and then, in the time between when we finished in the bubble, and when we restarted, when guys came in to training camps and we were very public about this, we had roughly 50, 5-0 positive cases guys coming n. >> to help prevent the spread of covid, the nba released this 158 page memo to its 30 teams. detailing stringent protocols for players, coaches and team employees. including twice daily testing and intense contact tracing. team violations can lead to fines. suspensions, adjustment or loss of draft choice approximates and game forfeits. there's no criteria dealing with when the league may suspend play. 57 it even if it's a safer environment, if past is pro log and you are playing across the country where cases are up

where, this the guarantees there will be one or two confirmed cases what happens then? >> we feel that with the combination of tools we will be able to quickly isolate a player who tests positive. if it's not the case, we are going to have to rethink our protocols. >> last march, after the first known positive case in the nba, silva decided to postpone the season, a decision lasting five months. this year, coaches and players will be the willing beginy pigs in the season long experiment. but despite so much unknown, many believe the league has their best interests in mind. the miami heat's andre iguodala is vice president of the player's association. >> what is the fear level among the other players now about not just contracting the virus, but perhaps transmitting it to others. >> i think it's almost every player, where you have some type of for. but with that fear, sometimes fear can be a good thing. so, you know, then that puts every player in a position to

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it would not be christmas without the sound of church bells ringing through the frosty air, you know the technology of the giant bells has not really changed much across the centuries. dana jacobson spoke to the experts in the overnight news history lesson. >> for more than a century the striking of clappers against the bronze bells has been ringing vibrations. >> often churches don't have real bells in their bell tower. there's a speaker that plays an electronic sound that sounds like a bell. >> sean price is the director of music ministries at st. james episcopal church. >> it's special to me to have

real bells playing all the time. >> it has to be different. >> it's truly a hands on approach. >> he is classically trained harpsichordist, and to learn to play it, he to take his skills to a new level. >> there's a console at the top of the tower that i'm pushing a h lever that is attached on to the chord that moves the clapper that hits the side of the bell. ♪ >> earlier this year, that system which had feeds the 11 bells above, needed to be repaired. and it's no wonder, the bells have been in use ever since they were installed by the mcshane bell company. >> the bells were cast in 1918. june 11th is when the ledger was written. >> when james androy acquired

the mcshane foundry, he took possession of the company's ledgers that date back to 1870. >> these ships were shipped b and o railroad some will say canal, so they went on the erie canal or by boat. >> it has notes on what each bell was tuned to, the bolt used and the weight of the bell. >> unfortunately we don't know how much they cost and some of the original ledgers do show what each bell was charged for. >> i used to tell people that if my wife and i both road harley-davidson that would cost more than what i had in my bell collection. >> still, neil said that he spent 10s of thousands of dollars amassing a collection of bells, big, and small. >> well, at its peak, i had more than 60. i must still have maybe 45 right now. >> what do we love about bells and the sound of bells.

>> well, they have a beautiful tone. >> he bought his first bells as a way to call for his young children on their family farm in iowa. just as his mother had done for him. >> i didn't start loving bells. than i acquired my first two. and then i found i really enjoyed the sound of church bells. >> as his collection of bells grew, so did his interest in their history. four years ago, he cataloged his vast collection in a self published book. large bells of america, a history of bells and the foundries that made them. >> because the sound carries so far they have been used for alarm use, fires, in more modern days, lokomotivs, anywhere where you needed to get people's attention. >> goeppinger said that large bells date back to on 400ad, when they were used to call people to church. he traces the earliest foundries

in america to paul revere, who used cannons to make bells after the revolutionary war. he has one of the bells, and he is holding on to it, but the rest are for sale. >> the favorite bell of my collection from the standpoint of the sound is a 39 inch diameter machine. it has a gorgeous tone. they cast their bells a little thicker than their competitors did. it will hold it's note for a full minute. it's pretty special. >> music to the ears of jaimt james androy. >> the idea is to grow the company back in to what the it was. and get the name back out there so people realize what is this and what kind of bell they may have had in their tower. with 100,000 bells cast around the u.s. and the world, we are in a throwing distance of one of our bells. she has the ability to strike them or swing them the. >> and with modern technology, programming a bell anywhere in the world is just a few clicks

away. >> so right now, this system is in leonard's town maryland. >> while it all sounds good, demand for new bells is not what it used to be. >> three years ago, white chapel, the oldest bell foundry which manufactured america's liberty bell closed its doors. in the united states, it's down to a small number of foundries that include verdon and cincinnati and the st. lewis based mcshane. is this a disappearing art form, then? casting bells? >> while it's a disappearing art form, i don't think that it will fully go away. i think there are still be the need for bells and the want for that and the beauty of it. ♪ >> like in up er montclaire, new jersey, he has been playing 15

minutes at the start of each day. >> there's certain sounds that bring people back to a time in their life that may seem a little happier perhaps. especially during the pandemic. this music has really inspired people. it's given people hope and it's given people something though listen to. and look out for every day. >> did d -- now, from church bells to school bells. chip reid has a story of an elementary school teach er with a christmas lesson for all of us. >> brooklyn will, what is two times seven? >> third grade teacher aaron durgin's dad, also a teacher, gave her a piece of advice, befriend the school custodian, they are the heart of the school. when he needed something, it was not a heart, it was a kidney. too proud to ask for help on his

own, his daughter took to facebook pleading for someone to donate one and help save a life. how did you react to that news? >> i turned to my husband, and i said, pat needs a kidney and it needs to be o-type blood and i think it's me. >> she was right, it's a match. >> oh, my god. >> there were tears and hugs and it was beautiful. >> i'm sure you said it before, what would you hike to say to erin right now? >> erin, i don't know -- i mean, how i can ever thank you. >> erin, do you need a lot of thanks? >> no, i feel somewhat embarrassed almost every time he says that. >> the july transplant was a success and both were well enough to return to work in august. >> would it be fair to say that she gave you your life back? >> oh, most definitely kwe lly did. >> and there's no greater gift than that. chip reid, cbs news.

>> organ donation is life changing. our son peter got a liver transplant as a baby and turns

this christmas our steve hartman teamed up with secret santa to bring holiday cheer. >> for a brief moment i felt bad for kimberly davis, not because she has to clean a covid ward, she loves her job at houston methodist, i felt bad for kimberly, because i lied to kimberly. >> they told you i was doing a story about essential workers, right? >> correct. >> we are not doing a story about essential workers. >> oh. >> truth be told, i had to lie to earn i spoke to for this this story and when they discovered my real intent. >> i'm sorry, i'm at a loss. >> um -- >> most were speechless. >> lips aquiver, many in tears. my partner in the joyful

deception was an anonymous wealthy businessman known to me only as secret santa. in a normal year, secret santa personally hands out hundreds of hundred dollar bills to strangers. but this year, the coronavirus called for a novel slay ride. so he mailed packages to carefully affected essential work ers. >> inside that is a sealed envelope that says, do not open until instructed to do so bysteve hartman from cbs. >> his targets were ashton dooley, who's brand new bride has cancer. >> i shaved her head and then i knew i wanted to marry her. >> and elgin, with a special needs son and a dream to be a police officer. >> in law enforcement, i can make a difference. and daniel dip, a waitress from pittsburgh, who is way behind on rent >> i want has been a pretty bad

year. but somehow, somewhere, it will work out. >> on that note, i want to introduce you to somebody. it's secret santa. >> danieal's year is about to do get better. >> open up that sealed envelope, everyone's bad year is about to get a whole lot better. >> oh, my gosh, there's money in there, you guys. >> there's a thousand dollars. >> in the coming weeks, secret santa will give away $100,000 total to total strangers. >> and that is to help make your christmas a little bit bebetter. >> oh, my god, i can't believe this. >> but of course, money is not the real gift here. >> thank you. >> you know, kindness when freely given with no expectation in return is in fact uncondition al love and that's really what we are giving them. >> and what does it feel like to receive such a gift? >> um -- >> well, sometimes being

speechless is -- >> i'm sorry. >> says it all. >> are you okay? steve hartma papadopouthis is the cbs mornin. relief deal in possible jeopardy. president trump suggests he will not sign the $900 billion package. what he calls part of the massive bill a disgrace. >> the debate over which essential workers should get the vaccine next. out of the hospital, 10 days after collapsing on the court. a college basketball player is back home. his diagnosis could be coronavirus related. good morning. good to be with you. i'm anne-marie green. it took months c