He moved to Antigua specifically to get away from the U.S. anti-gambling laws, created the World SportsExchange, which became a very successful company selling gambling services to Americans, primarily.
President Bush wants a new and positive relationship between the American people and the people of Iran a beneficial relationship of increased contacts in education, cultural exchange, sports, travel, trade, and investment.
For starters, professional sports leagues would have to be convinced that a team owner using the exchange in that manner wasn't in effect betting against his own team.