some reason, when we talk about entertainment in las vegas, we turn our attention to frank sinatra and liberace and elvis, but comedy has a long history in las vegas, and what las vegas has done in its evolution is created spectacles. you would come specifically to las vegas for that one event, and where that really started was with boxing. it is another one of those big -- oh, you wanna do that? -- big nights in sports tonight. there's been a great deal of talking about this fight. it's a fight that two billion people around the world will be watching, the fight between muhammad ali and larry holmes. it is a battle of hard hitters in a city of high rollers. announcer: muhammad! schilling: muhammad ali, larry holmes in las vegas. there was excitement. people were coming from all over the world, not just america. announcer: if larry gets lazy with his left jab, which he's been known to do, he can... holmes: vegas was paying more. they would out-negotiate the madison square garden, people like that. because they wanted to be known as the place to be. announcer: that's it! they stopped the fight.