Sources exclusively tell NBC Action News the Royals could announce as soon as Monday they have sold the naming rights to Kauffman Stadium. Sources close to the Royals say the baseball team will announce Kauffman Stadium will include a corporate name. ..... Sources say according to the lease, half of the money will go to the Royals, half will go back to the Jackson County taxpayers to pay for stadium maintenance. Sources close to the Royals say the corporation is a bank but they would not confirm which one. However, it is worth noting that the chairman of the board of Arkansas based Arvest Bank is the son of the late Sam Walton of the Walmart family.