Howard Stutz, CDC Gaming Reports – Iowa’s Racing and Gaming Commission signed off on the $17.3 billion merger between Eldorado Resorts and Caesars Entertainment Tuesday, marking the fourth state to approve the deal. The deal requires approvals by regulatory agencies in 18 states and a sign-off by the Federal Trade Commission. Reno-based Eldorado’s management team will oversee the combined company. Eldorado said it hopes to close the deal by the end of June.