Transcript for Powerball $500 Million Jackpot: Lotto Fever Hits Nation
First, the powerball fever. The $500 million jackpot is climbing before tonight's drawing. And steve osunsami is on the scene where it will happen in tallahassee, florida. Good morning, steve. Reporter: Good morning, george. This is the studio where the magic could happen tonight. And it feels like ft. Knox. These machines are pulled from a locked vault. And only a select number of people will be allowed in this room when the drawing takes place tonight. This game is on. This is obviously the winning ticket. Reporter: The people who run the powerball lottery tell us that today they expect to sell more than 105,000 $2 tickets a minute. More than double the number sold for saturday's drawing, where no one won. It's hard to imagine how the tickets are selling because we're in this territory so rarely. It's the stratosphere of jackpots. Reporter: That explains what's happening at minimarts and gas stations across the country. Millions are lining up to buy tickets. I'm going to win it. This is a winner. I'm going to the bahamas. I'll be paying off my house. Reporter: At this outpost in arizona, the line was endless, with californians and nevadans, trying to get in on the action. The line had to be 3, 3 1/2 hours. Reporter: At the studio, where the numbers will be drawn, there are cameras everywhere, spying on workers as they ready machines. Several watching these feeds in real-time. Someone who enters or leaves the vault is documented. And workers who handle the lottery balls wear gloves. Worry that human touch can change what numbers are drawn. If there is a single winner who chooses the cash option, the payout is a very comfortable, george, $327 million. Okay. Before taxes, after all.
This transcript has been automatically generated and may not be 100% accurate.