Transcript for Lottery Scratch Off Scandal in Florida
World news investigates what some think is a scratch off scandal in Florida. Lottery players beating the odds collecting huge prizes from scratch off tickets some convenience store workers winning more than three dozen times. It has some players not scratching off. But ticked off here's ABC's -- up and now. Last march convenience store owner -- of -- -- one for Florida jackpots in -- single day. Beating -- as high as 30000. To one according to the Florida lottery but he also had multiple wins in February and January all but one. At his convenience store. Lucky or something else tonight the Florida lottery tells ABC news it's investigating convenience store owners who won multiple jackpots some of them. Hundreds of jackpots it's an investigation that has ballooned from eleven stores in April to 96 stores today. Including La ZU 138. Times for about 50000 dollars -- four years maybe. How much money have you put into it you think it is six. But get this. Of the ten biggest winners of the last year -- scratch off games nine of them have owned convenience stores. And while -- would be legitimate. -- Florida lottery says it is taking aggressive and meaningful steps to thwart criminal activity. Adding some owners are engaging in improper ticket purchases and redemptions. -- lottery expert Richard lustig says. It's possible clerks are doing something akin to counting cards if he sees. One particular game coming up what a lot of losers -- in a row when that customer leaves. Fueled by the next couple tickets nagging him because he's fingering the odds are in his favor he also thinks. Sneaky electronic tickets by lying to customers they'll say to -- it to the person. Yeah a anyone -- -- ten dollars it was really a thousand dollar winning ticket clerk -- in his pocket. -- In which case the house always wins. Matt Gutman ABC news Winter Haven Florida.
This transcript has been automatically generated and may not be 100% accurate.