Here is some links to a ring busted in the DFW area in 2015. Allegedly used wire rooms in Costa Rica.

https://www.nbcdfw.com/news/local/i...collected-1-billion-in-one-year/1921488/

To go further down the rabbit hole the guy they think masterminded it is an Italian with connections to the believed to be defunct Civella/Marcello family. Or at least his dad or grandfather was close with Jack Ruby. He owns a few restaurants in the Dallas area. Take from it what you will.

https://www.nbcdfw.com/news/local/feds-investigate-owner-of-campisis-as-large-bookmaker/2078301/

https://www.dmagazine.com/publicati...billion-dollar-plano-gambling-ring-bust/

https://www.dallasobserver.com/news...s-betting-ring-in-dallas-history-7124611