60 minutes rewind. It is not often you get the chance to meet a man who holds a place in history like Ben Fen. When we first reported on him back in 2017, he was 97 years old, barely 5t tall, and he had served as prosecutor of what's been called the biggest murder trial ever. The courtroom was Nuremberg. the crime, genocide, and the defendants, a group of German SS officers accused of committing the largest number of Nazi killings outside the concentration camps. More than a million men, women, and children ...

through 75 fights >> representing Russia. >> Russia won victory after victory. >> Russia. Russia. >> Russia.>> But there were other contenders, too. We saw knockdowns and knockouts. There was a little blood, a lot of sweat, but no tears.We saw fighters who flexed and grizzled veterans who tried. We saw nervous newbies and women fighters who pulled no punches. >> IMMEDIATELY, A KNOCKDOWN TO START THE FIGHT BY FRANCE.>> Then it was showtime for chess master William Grafe. Coach Matt Thomas told us chess playe ...

A former Harlem Globe Trotter, Clark traded hoops for the ring 11 years ago. He's got the staredown perfected. His chess a work in progress.We first met God King in Time Square, where he'd taken out a billboard to drum up interest in the sport. Clark told us he had one uncle who was a boxer and another who was a chess master. And the next thing you know, the chess board would roll out and they would be playing chess till 1 and 2:00 in the morning and I was just always around it.And so when I heard of chess ...

Halfway through the tournament, the scrappy underdogs of Team USA had two gold medals. >> But the Russian march to first place continued. >> We are this great rival for everybody.>> Peter Zukov is a Russian businessman and the founder of the Russian Chess Boxing Federation. >> He told us chess and boxing are hardwired into Russia's history. In Soviet old school Russian boxing gyms, they would play chess after boxing training.They would just do it to develop certain qualities in their fighters. >> They play ...

We're by far the underdogs. We're coming in with with the red, white, and blue trying to to upset people. You know, no one thinks we're going to do well. No one thinks we're going to win.The Russians are the best >> by a long shot. Yeah. So, >> why makes them so good.>> They have it in over 500 schools and universities where kids are growing up with chess boxing. It is their sport, their focus. ...

What kind of things are you testing for. >> The broad category is national security risk. >> Can this AI make a weapon of mass destruction.>> Specifically, we focus on CBRN, chemical, biological, radiological, nuclear. And right now, we're at the stage of figuring out can these models help somebody make one of those. You know, if the model can help make a biological weapon, for example, that's usually the same capabilities that the model uh could use to help make vaccines and accelerate therapeutics.Graham ...

Twice a month, he convenes his more than 2,000 employees for meetings known as Dario Vision Quest. A common theme, the extraordinary potential of AI to transform society for the better. >> We have a growing team working on, you know, using Claude to make scientific discovery.>> He thinks AI could help find cures for most cancers, prevent Alzheimer's, and even double the human lifespan. >> That sounds unimaginable. >> In a way, it sounds crazy, right.But here's the way I think about it. I use this phrase cal ...

We got glimpses of those weird experiments in Anthropics offices. In this one, they let Claude run their vending machines. They call it Claudius, and it's a test of AI's ability to one day operate a business on its own.Employees can message Claudius online. >> So, this is a live feed of Claudius discussing with employees right now >> to order just about anything. Claudius then sources the products, negotiates the prices, and gets them delivered.So far, it hasn't made much money. It gives away too many disco ...

Dario Amade is 42 and previously oversaw research at what's now a competitor Open AI working under its CEO Sam Alman. He left along with six other employees including his sister Daniela to start Anthropic in 2021. They say they wanted to take a different approach to developing safer artificial intelligence.>> It is an experiment. I mean nobody knows what the impact fully is going to be. I think it is an experiment and one way to think about anthropic is that it's a little bit trying to put bumpers or guard ...

What is somebody with a PhD in philosophy doing working at a tech company. >> I spend a lot of time trying to teach the models to be good uh and trying to basically teach them ethics and to have good character. >> You can teach it how to be ethical.>> You definitely see the ability to give it more nuance and to have it think more carefully through a lot of these issues. And I'm optimistic. I'm like, look, if it can think through very hard physics problems, um, you know, carefully and in detail, then it sure ...