prison inmates in florida accounted for $12.6 million in fraudulent claims, almost a third of the national total. >> not only are we number one we are pretty ahead of the game as far as number wise. it's amazing what they can do from behind bars. what they do is they might file five or ten. they might nile 30 and it's just hit and miss what goes through and doesn't go through. they do a lot of homework and have people help them from the outside. it is a big organized crime deal if you look at it. premeditated obviously. you know, it's sinister. >> it's been two months since deputies uncovered what they believed was just such a scam when brian singletary came through booking. >> we took a bunch of suspicious paperwork off of him. >> about $70,000 worth of tax refunds were listed in the ledger of documents confiscated.