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More than 70,000 people will visit downtown Tulsa for the NCAA men's basketball tournament, filling hotels to capacity and pumping up to $15 million into the local economy, officials say. JAMES GIBBARD / Tulsa World

A customer buys a drink inside a hospitality tent at the NCAA Tournament. A basketball fan's purchases will ripple through the Tulsa economy to help support thousands of jobs, economists say. JAMES GIBBARD / Tulsa World

Jayhawks fan Andy Ek from Kansas City chats with his mother, Debby Ek, during a University of Kansas alumni donor reception party at McNellie's Pub in Tulsa on Saturday. JAMES GIBBARD / Tulsa World

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