LAS VEGAS (AP) – The casino industry’s largest lobbying group in the U.S. is ramping up its efforts to repeal a federal law that bans sports betting in most states.

Geoff Freeman is the president and CEO of the American Gaming Association, which on Monday announced the creation of a coalition involving law enforcement, policymakers and others to advocate for the repeal. Freeman says the ban fuels the illegal sports betting market.

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A 1992 federal law bans sports betting in every state except Delaware, Montana, Nevada and Oregon.

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Freeman says a recent survey commissioned by the organization shows there is strong bipartisan support nationwide for legal sports betting.

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The association says 97 percent of the more than $15 billion that Americans bet on this year’s Super Bowl and the NCAA men’s basketball tournament was done illegally.