miami had a $5 billion cash surplus. mostly 50s and 100 dollar bills all of which had trace elements of cocaine on them. >> and the guys who were in cocaine trafficking in the 70s and 80s got out and are now big medicare fraudsters. >> we're whispering because they're probably here. >> so where's the money now? how's business in general in miami and where is that business coming from? >> remarkably the rebound from the great recession, the people thought it would take almost a decade for all the condo inventory to get absorbed and it seemed to happen almost overnight. we're in the middle of another huge boom. who is buying? wealthy foreigners. a lot of flight capital from overseas in latin america, south america. russians. >> if it is money looted from another country, do we care?